Tomodachi Game To keep a promise he made to them, Yuuichi saves up enough money to join them on the school trip.  Although innocent, Shiho and Makoto take responsibility for the failure to protect the money when no one else comes forward. A few days later, Yuuichi and his friends receive mysterious letters which trick each of them into meeting up. He informs the group that one of them indirectly gathered them together in order to settle a large debt.