Aiyoku no sabaki.

Motoko Fujikawa works in the Seisen Church as an assistant to pastor Maki Inokichi. Motoko falls in love with Inokichi's virtuous character and devotes herself to the rehabilitation of a delinquent girl, gradually finding her job at the institution more worthwhile than the marriage recommended by her parents. Meanwhile, inside Inokichi's heart a flame of unknowing love for the single-minded Motoko begins to burn...