Ayanokoji's daughter

Y/n had Kyomi at really young she hid the pregnancy and dropped out of Japan advanced nurturing high school she couldn't bring her self to tell kiyotaka eventually they went on with their lives and kiyotaka married Kei but he couldn't help but miss y/n his actual first love kei knew about y/n but she wouldn't mention her because she didn't wanna ruin her marriage y/n lived with regret and moved to the u.s but god felt pity for the ex couples lives he transported Kyomi back in time to fix the future and make sure ayanokoji never marries kei