Top similar games like Novena Diabolos:

A Narrative Horror Adventure game where you play as a Detective and unravel the bizarre mysteries of a seemingly Ordinary Hilly Town.

You’re a detective tracking a brutal murder. The forest holds the documents. The warehouse hides the body. Evidence in hand, you head back—but the forest has changed. The path is gone. Something’s watching. And it doesn’t want you to leave.

Become an investigator in a dark fantasy story. People keep going missing in Maligree, before being forgotten by all who knew them. Will you solve the case before you forget?

Heritage is a psychological horror game where you dive into the dark secrets of a forgotten mansion. Explore shadowy rooms, solve puzzles, and uncover the hidden truth behind a family tragedy, all within a tense and eerie atmosphere.

A supernatural Halloween whodunnit. Solve a chilling locked-room mystery before the grim reaper reveals the answer!

Unearth secrets hidden between the trees. Solve a murder. Confront what awaits in the darkness. Whatever transpires, you’re guaranteed to be up all night.

A linear visual novel about five short stories, unrelated at first glance. Be prepared for mysticism, gloomy atmosphere and light psychological horror. Not recommended to play if you are experiencing depression or severe psychological state.

Awakened from a deep slumber, six students find themselves trapped inside an abandoned research facility, otherwise known as the "Losinglight". Escape into a war torn city, and discover the truth behind an otherworldly being like no other.

A string of campus killings. A newly-turned vampire struggling to adjust. A monster hunter seeking answers. Worlds collide as Dante Jones and Nick Torres, both in danger of being accused of the crimes, team up to reveal the true culprit in this chilling supernatural horror visual novel.

This game is a deduction game where you collect evidence from a murder scene to find the murderer. Eight boys and girls are admitted to the school. At the school, there is a crazy ghost named "Milla" who haunts and kills people.

The Silver Case – the debut title from world-renowned developer SUDA51 has been fully remastered and localized to English for the first time ever!

Investigate the mysterious death of an unidentified young woman, in this shocking psychological thriller kinetic novel.

A vampire and a girl... who are they?　The two of them have a secret and solve a strange case... In a world where paranormal activity takes place, "Player" solves a case in which a non-human becomes a suspect. Such a "detective adventure" is coming to STEAM.

Jabberwock Island—You and your classmates were ready for fun in the sun until Monokuma returned to restart his murderous game! Trapped in a kill-or-be-killed situation, your only hope rests in solving the island’s mysteries.

SAMARA plunges player into a first person, single player psychological survival horror game. Investigating his missing uncle's house, player encounters a disturbing doll. Through puzzles and chilling revelations , he confronts the darkness within and uncovers the horrifying truth.

Umineko When They Cry is the 2nd series of Sound Novel released by 07th Expansion. The steam version features renewed character sprites which is swappable from the classic art.

Novena diabolos is an Ocult mystery adventure game. The main character, Park Joon-sung, has to find a single human woman who doesn't know who she is and get out of town safely.

Welcome to Woodside, a third-person survival horror adventure. Explore, investigate and survive as Grace as she comes face to face with the supernatural terrors that plague a seemingly quaint British village.

Inspired by Allison Road. SUPERNORMAL is a psychological horror game set in a seemingly ordinary apartment harboring dark secrets. Play as Detective Wyatt, tasked with unravelling the disappearance of Masato Sakamoto's daughter. Search for clues and unravel the sinister truth.

《诡拓》是一款中式民俗微恐风的悬疑推理游戏。你将扮演一名民俗杂志编辑，根据匿名信件中的拓片线索，深入封闭、神秘的睖睁村，这里多年来流传着失踪旅人和诡异祭祀的传说。通过亲历村志中的诡异故事，并在村庄中展开调查，你将逐步揭开埋藏数十年的真相。

Higurashi When They Cry is a sound novel. The music, backgrounds and characters work together to create a world that is the stage of a novel for the user to read. They laugh and cry and get angry. The user takes the point of view of the protagonist to experience the story.

[IS THE GIRL IN THE MANOR ALIVE OR DEAD?] Investigate an abandoned manor, gather evidence, and make choices that affect both the past and future in this mystery point-and-click adventure.

Traverse through twisted dreamscapes and encounter disturbing monsters in this action-horror RPG, while discovering a compelling story with loveable characters through hand-drawn visuals inspired by 90s anime.

A self-staged arson at a sales center drags you into the murder case of a female sales agent. With both your career and life in shambles, you must find a way to clear your name. The path to the truth is fraught with danger. Can you rise from this abyss and reclaim the reality you once envisioned?

A new cast of 16 characters find themselves kidnapped and imprisoned in a school. Inside, some will kill, some will die, and some will be punished. Reimagine what you thought high-stakes, fast-paced investigation was as you investigate twisted murder cases and condemn your new friends to death.

"Darkness in Reflection" is a first-person psychological horror game where the player explores an abandoned village, uncovering dark secrets. Mirrors here lead to a world of darkness, hiding something sinister. Use a flashlight, solve puzzles and try to survive.

Students' horrible stories FIN is a horror game created with RPG Maker XP. Find out what threatens the innocent students and how to resist them.- Iseru, The Presenter

本作是一款RPG恐怖解谜游戏。在游戏中，玩家将扮演一群以解决灵异事件为课外实践活动的学生，在提西城里调查有关“春日女王”的事件。随着调查的深入，一场巨大的阴谋正徐徐展开……

The coiling chains of obsession that began with The Shell now threaten to strangle Detective Reiji Tokisaka in the third and final entry in the trilogy. As old friends and foes rise up for one last confrontation, can anyone break the cycle—and can Reiji's heart ever be set free?

What twists the mind of an ordinary human into a serial killer?

You are FBI crime scene photographer Thomas Greene, fighting violent street criminals and documenting the crimes of a German serial killer known to the press as "Der Kannibale".

The hero moves to a new city. However, along with him comes a masked killer who begins to kill his friends one by one... Make decisions to build your adventure. Can you stop him before it's too late?

Survival horror adventure with 2D pixel graphics and scary story in an dark abandoned village.

Matthew Nate, a middle-aged man plagued with mental health problems whose home has become a site of unexplainable paranormal activity and a malevolent female entity is pursuing him to his death.