Callius is the handsome guitarist of famous band, Z3R0. Because of his charming face,playboy attitude and guitar skill he manage to gain a lot of fans.But the management suddenly sign him up for a dating show.Somehow they think that the band will getting more fame if he joining the show. Callius is a player for sure, and even though it's easy for him to get any girls he want, he never dating for real before, always just a meaningless flings.

He agree to join the show just for fame, and the first rule that he set up is not to fall in love with any of the participant.The only hearts that he want to get is the audiences heart.At the end, he arrived at the house that have been prepared by the production team.The "Heart String" show is a show where 4 guys and 4 women will staying together in a house for 30 days and finding their perfect match,their interaction is recorded with hidden camera in the house.

He just need to act and show some chemistry, he thought, it shouldn't be that hard.He will choose to pursue the most beautiful woman in the show and win her heart, it should be easy for him.He was the first to arrived in the house, until a participant knocking the main door.He prepare a charming smile, whoever the participant is he's ready to charm them.

"Hello beautiful, my name is Callius.Do you want me to take your things to your room, my lady?"