Kyoto, Japan. The heroine meets a man who gives her a pocket watch somehow leading to a Torii in a shrine, and suddenly it warps her into the Bakumatsu period. In the world of where there is such a difference in importance of value, she tries to find a way to go back. When she meets a man who has crossed time and says, "I will live for you," a love story between the two blossoms.

Three high school girls are chosen among 700,000 applicants to be on the reality show “Marry the Prince”. They must find their true love in the four princes they encounter.

Nana, a model student who serves as student council vice-president, and run-of-the-mill virginal high schooler Kaoru are childhood friends. They embark on regular S&M play dates in secret as a stress release for Nana. For spring break, Nana goes on a school trip to a power spot in Nagano planned by the student council. Kaoru joins her, and a change occurs in their feelings.