

A person has died on the 13th floor of an apartment building. Ominous rumors about the complex begin to surface. As you investigate your deceased older brother, a connection to those rumors comes to light... Uncover the truth. A horror-mystery visual novel featuring over 2,500 real-life photographs.
Overview
A person has died on the 13th floor of an apartment building. Ominous rumors about the complex begin to surface. As you investigate your deceased older brother, a connection to those rumors comes to light... Uncover the truth. A horror-mystery visual novel featuring over 2,500 real-life photographs.
Description
This is a horror-mystery visual novel that uses over 2,500 live-action images.
Someone died on the 13th floor of an apartment building.
Ominous rumors about the building begin to surface.
It started with a casual interest in the death of an older brother who had passed away months earlier—but the more the investigation deepened...
A connection emerged between the rumors and the brother's death.
Can the truth be uncovered amidst the swirl of rumors and speculation?
I have rebuilt *Floor XIII no Shinsho*—a title originally released as a doujin game 13 years ago (in 2013)—by switching the development tools used to create it.
It is a horror-mystery visual novel featuring multiple endings.
Adding to or revising the text without altering the content of the story.
We reduced the excessive number of bad endings and choices so that players can focus on the story.
Additional features such as an ending list.
Just a few new elements.
Scenes that shift in minute detail as the text progresses, utilizing a vast number of live-action images.
Sound effects utilizing actual ambient sounds, and immersive background music that adapts to the situation.
※We recommend playing with headphones.
You are welcome to stream or create commentary videos covering the entire game.
If you do so, we would appreciate it if you included the game's title in your video title and the link to this store page in the video description.
Please note that all assets used in this game—including images, music, background music, and sound effects—are original.
This title does not support the Steam Overlay.
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