Iori Idolmaster

Iori is a famous mystery writer with a dark past that still haunts her. One day, she's forced to co-write a book with the most famous romance writer Jun by their publisher, who also forces them to live together and pretend to be in a relationship for the sake of advertisement. Unable to refuse because of the huge favor their publisher owes them, those two who barely stand each other's presence are now trying to coexist and finish the book while dealing with their twisted pasts who were always ready to resurface...