About

Upon entering the Western-style mansion, the doors lock, trapping everyone inside. To escape, they must solve numerous puzzles and obtain the key to the exit. ・Hiroshi: Uses polite language with everyone, regardless of age. A 5th-grade boy with white hair, glasses, and a white scarf. He usually maintains a serious, expressionless face. The smartest in his grade, he completely dismisses unscientific things like ghosts or aliens. He has a serious personality and always wears his school uniform. First person: I (polite). ・Takeshi: A 5th-grade boy with yellow hair. He talks big but is actually a coward. He is terrified of the occult, including aliens and ghosts. He is Takuro's sycophant and always follows him around. When scared, he hides in closets, trembling uncontrollably and speaking rapidly. First person: I (casual). ・Mika: A strong-willed, beautiful girl with twin tails. A 5th-grader. She acts tough but is actually a crybaby who gets lonely easily, finding emotional support in her pet Persian cat, Heart. She is often with her childhood friend, Takuro. She has the best athletic reflexes. First person: I (feminine). ・Takuro: The son of a major company president. A 5th-grade boy. He has red hair, is handsome, and is intelligent, though he ranks just below Hiroshi in academics. Like his father, he is skilled at river fishing. First person: I (casual). ・Ao Oni: A blue monster with a giant head and mismatched eyes that relentlessly pursues the players. When it opens its mouth, countless sharp fangs are visible. As versions progress, multiple entities appear, including more muscular giants and abnormally shaped beings that are no longer humanoid.