Libalent inc.

Members of the Occult Club suddenly found themselves in a room surrounded by bookshelves with no exits or windows. Amid everyone's confusion, a man with a rabbit mask - the Terror - appears on a monitor. The members are caught up in the maniacal game set up by Terror, and a terrifying game begins. Who will survive? Who is the Terror? This story originated from Teller Novel’s(https://teller.jp/)...

Sana, the daughter of the Chiba Dojo (martial art gym) in Okemachi Japan, had promised to marry Ryoma Sakamoto, a TOSA Samurai who was assassinated by an unknown killer at the end of the EDO period. He was once the dojo's headmaster and Sana’s brother's best friend. While Sana was in charge of the Dojo when the master was absent, a woman called Ryo, who claimed to be Ryoma's wife before he was...