Onew never have a girlfriend since birth but some of his friends has girlfriends/ex-girlfriends....His friend Yuri is the one who force him to find a girlfriend but Onew didn't want to but the 1st time he saw Jessica,it was like a love at first sight and cause Yuri always force him to tell his feelings to Jessica so he has a chance to be Jessica's boyfriend.....

Jessica,Onew's girlfriend who has a stage 3 cancer but it doesn't make Jessica weak it makes her stronger and fight for it so she can still live with her family,friends and Onew..Onew is Jessica's strength cause everytime Onew sings she become stronger ...