"Anise Yamamoto has been told that if she ever removes the rose choker given to her by her father, a terrible punishment will befall her. Unfortunately she loses that choker when a bat-like being named Ninufa falls from the sky and hits her. Ninufa gives Anise four cards representing four knights whom she can summon with a kiss. But now that she has these gorgeous men at her beck and call, what exactly is her quest?!" --

Anise commands her knights to search for her rose choker before her absent father returns; meanwhile, the knights don't trust Haruto Kisugi, Anise's former friend and new transfer student. Seiran has been kidnapped, and the seal placed on the Demon Lord is breaking! Anise must make a True Contract with her knights in order to save Seiran and stop the Demon Lord from entering this world. But is Anise ready to accept the terms of this new contract with...

While searching for an Arcana Card at an amusement park, Anise comes face-to-face with a fake Rose Knight and another Rose Princess.

"High school student Anise Yamamoto is the "Rose Princess" of four handsome knights. On the night of the academy foundation gala, a Rose Knight steals Anise's first kiss! Before Anise can come to terms with this, the Gray Rose has already laid a trap for her and her Rose Knights."--Cover.