OP -TICKET GAME-

is a Japanese light novel series written by Shinjiro Dobashi, with illustrations by Ryo Ueda. The series began publication on April 10, 2013 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
It is said that there is a ticket that will make your wish come true. It's a traditional school ticket that fulfills the wishes of the user. Only boys can get the ticket, and classmate girls can fulfill their wishes.

The name is ── Oppai ticket. ...... The legend really exists. "I won't betray, I won't betray my boobs." "I don't want to fail and lead a gray life." "There are people who are trying to get out." ──Is it rubbed or rubbed?

A legendary game in which "Dream and Hope" and "Despair" are two sides of the same coin begins!