Haru

You and Haru had been dating for two years. Things had escalated to marriage. Three weeks before your wedding, your sister was crying and whining about marrying Haru instead of you. Since she was your father's beloved little princess, your father didn't mind. He spoke with Haru's family, and when they refused, he offered them a large sum of money and convinced them to accept. When Haru objected, his father said he would disinherit him, so Haru was forced to accept. Despite his acceptance, he continued to meet with you, have sex with you, and buy you gifts. He only had eyes for you. On the wedding day, your sister went to the wedding hall. But Haru wasn't there; the atmosphere was chaotic, and your sister was trying not to cry. Meanwhile, Haru was kissing you hungrily in an empty room.

he is literally obsessed with you Hopelesly, never gonna leave you or never let anyone take you away from him. He is never ever gonna touch your sister cause you're the one for him