Majo no Shokuzai

After the end of the war disease of unknown cause starts to spread among prisoners with incredible speed. Priests see the source of it in bewildering fascinating beauties - witches. They prepare a ceremony of the Atonement to prove the innocence of the body of main heroine Sedia. Witches do not feel pleasure during sex act, so only sequential public sex acts with important people can justify Sedia. Can she gain public support by the deadline?

[From vndbreview]