Asian Drama

The series tells the story of a young man who, according to visitors from the future, is destined to become a tyrant who will subjugate the entire world, and embarks in a journey across time to change his fate, meeting other Kamen Riders from the past in the occasion.

A man who's still a virgin, has a very very rare disease which allows him to only have sex seven times in his life. After he has used up all the seven chances, he will never ever be able to have sex again for the rest of his life... and so far, he has wasted two times on 'self gratification'. Now he only has five times left, and he wants to choose carefully and save himself for that someone special...but at the same time he desperately wants to lose his virginity...