"If you want to insert it, you can say it anytime...?!" Roka, a brown succubus, suddenly appeared in front of newly dumped boyfriend Chitose. The two kiss and a contract stamp is engraved on Chitose's chest...

Aspiring manga artist Taisei Kuji is an assistant to his sister, a popular BL mangaka. One day, Taisei was unluckily run over by a truck and found himself transported into the omegaverse world drawn by his...