Cain is a yakuza who has never been fond of anything. Leo is an assassin who has always been fond of women and well... big breasts. After meeting through an unfortunate encounter, these two men both find that they do share something in common after all.

Twins. Leo, the older twin, is a successful business man who took over his father's businesses. He is one of the hottest rich bachelors. He takes care of his younger twin who he adores and takes care of. His childhood friend, Alfonso, have been on good terms even though both have a secret tut happened years ago. Lynx, the younger twin, is a collage student who believed in happy endings and true love. But after she finds her one and only best friend making out with her boyfriend in the janitors closet, she feels like her world has shattered but puts up her usual happy go lucky face to not worry her brother. On a mission one day, Leo gets into a complicated situation. He goes back to London where he left his sister but things get heated when he sees a face he never forgot the day both his and his sister's world fell.