A Coward Stumbles into a Ghost Story Game [Unlimited]

In order to have more contact with his crush Gong, the super invincible coward participated in an escape room activity organized by his classmates. As a result, everyone was pulled into a real version of the escape game. [The above is a simplified version of the copy, I haven't thought of the formal copy yet, I just want to post a pre-acceptance first, hh] Motto: Be timid and brave.