Kousha No Ura Ni Wa Tenshi Ga Umerarete Iru校舍的后方埋藏着天使; 校舎のうらには天使が埋められている; There Is an Angel Buried Behind the School Building

Rika is a new shy student at her new school. Shes always had troubles making friends because of her personality. Her past best-friend, Mirai, encourages her to change before she moves to the new school. Will Rika be able to gather some courage to change herself and make new friends?