I went after a beauty and gained a step daughter

Haruki Akihito a very attracive man in his 20's with semi long black hair is a known model in the industry. while walking out of a mall he sees a beauty with blonde hair and green eyes walking into the mall he talks to her and fails to get her information she just declines him in a harsh manor while telling him i have a daughter so please don't talk to me child many tries later he succeeds but how will he live his days out while he tries to be the best step father he can be without being married to her