勇者召喚に巻き込まれたけれど、勇者じゃなかったアラサーおじさん。暗殺者（アサシン）が見ただけでドン引きするような回復魔法の使い手になっていた。 (Associated Names)

Soutome Tatsuma is a 31-year-old single office worker who enjoys his weekends and holidays off. Every day, he takes a fifteen-minute bus ride to the nearest station. On the bus, he meets a group of three students who seem like old friends: a handsome boy and two cute twin girls. Despite their friendly appearance, Tatsuma…