"On a Lustful Night Mingling with a Priest...") is a Japanese Teens' love (TL) manga written and illustrated by Reon Maomi.

[1] At a class reunion, college student Mio Fukatani has met her highschool classmate Takahide Kujō again since the past few years.

Even though she thought that her first love has no interest in romantic relationship due to his religious background, a passionate night ignites between the two of them.

[2] The anime is directed by Hideki Araki at studio Seven, with series composition by Makoto Takada.

Mizuki Aoba adapts Reon Maomi's art into animation and Hisayoshi Hirasawa is the sound director.