Cuntboy Shipu wa Akuma ni Otosareru

The Priest Gradually Falls to the Demon—

Gravel is a kindhearted and devout priest who is trusted by the people of his village.
However, he has a secret he can tell no one—.
Though a man, he is a “cuntboy” who possesses female genitalia, and night after night, heat builds within him until he aches and throbs with desire.
While begging God for forgiveness, he soothes his thoroughly soaked bud and chastises himself whenever he feels as though he might surrender to pleasure.
But one night, as he is pleasuring himself as usual, a demon appears before him with a lewd smile on his face...

(Source: DLsite, translated)

Note: Released at J.GARDEN 57 and 58.