Reina is caught in a love triangle with the twin brothers, Ares and Orion. They both care about Reina. Then Reina's father is assigned abroad and she goes with him, which causes a long separation. Ares and Orion grow up very differently and they fight often. Reina's return from America surprises them. She is now a beautiful teenage girl. Both Orion and Ares fall in love with her, but Reina has actually made her choice 10 years ago.