"I'd really like to hear your opinion on how to win her heart, sister." Linya has been abruptly hired as a nun to help out in the confessional. She thought it would be a simple job, just listening to the confessions of visitors, but her first encounter on her first day is none other than His Majesty the Emperor, nicknamed the "Bloody Emperor," and the contents of his confession are unexpectedly heavy. Linya desperately tries to follow the manual instructions when dealing with the Emperor, but for some reason, he has become attached to her...!?

A love story anthology where the obsessive love of heroes in another world never stops! A yandere assassin, a younger crown prince, an innocent demon, a cold-hearted werewolf, a prince from a foreign land, and other heroines are obsessed with the most unexpected beings. They are confused by his strong love, but before they know it, their hearts are also captured by his deep love...!? They are drawn to this twisted love. A luxurious five-part series of powerful romance stories by talented authors!