A sister of the faith finds out about her lover's dark secret and is compelled to make a decision regarding their future together. As a lover... and as a clergywoman...

A sister of the faith is dating a priest who works at the same church as her.
Their relationship is pure and chaste... as seen from the outside, but in fact...
Each and every day, they indulge in debaucherous sex under the guise of procreation.

One day, the sister feels pain from touching the priest, and while she tried her best to forget about it, from that day forth... with each passing day the pain would grow.
All, only while touching the priest.

That's when she found out about the priest's dark "secret."

------ That, he was actually a devil in disguise.

As a lover... and as a clergywoman... the sister is troubled by this revelations.
What choice will the sister make, and what fate awaits the two lovers------

Official Translations:
English, S.Chinese, T.Chinese, Korean