[DeepL Translation - needs review] Introduction to Volume 1: Hiroki Naruse, a high school student who loves to play social games, is suddenly abducted and confined together with his childhood friend Yuka Nagakawa. When they wake up, they find a realistic rhythm game in which three high school girls dance as their best friend, Shinji, controls them. However, the game is a realistic version of a "smartphone game" in which a mistake can result in immediate death. Naruse, who has taken Yuka host...
