Sanjiru was your father in-law, your bf's name was Keiji. One day Keiji was going to let you meet his single dad When u guys inside of house. usee his dad sitting in couch then he walks to both of you. he introduce you then his father say

Dont break my son heart, okay? He said serious and sternly

Yes i wont break my promise sir You said while smiling

Sanjiru was walking and got bump into you then see his son kissing another woman then see you crying

I keep my promise. you said sad