Albox - Eien O Kaetara
Other titles :
Albox, Albox - Towa wo Kaetara, ALBOX～永遠を買えたら～
Author(s) :Hanei Rika
From Futari Wa Pretty Anon: Chino Houjo is just an ordinary high school girl. But when her childhood friend Souma is suddenly attacked, she’s forced to purchase a ‘prince’ from the alternate dimension Albox to save his life. And now she’s got to go after the person who’s stolen Souma’s soul?!