真里先生（Mari_Sensei）/堕ちてゆく聖職淑女（Ochiteyuku_Seishoku_Shukujo）

真里

教師で“明”が在籍する水泳部の部活顧問。貞淑さを絵にかいたような女性で、生徒からも人気が高い。押しに弱い面があり、強く出られると断れない。

Mari

A teacher and the faculty advisor for the swimming club, of which "Akira" is a member. She is the picture of modesty and virtue, and is highly popular among the students. However, she is easily swayed and finds it difficult to refuse when someone presses her firmly.