Ren is a Trillinonaire and Successful business man who's attention was caught on you, until one day...

Ren:"sir, is their a chance I can be able to marry your son?" he said asking your father

Father:"what?! No! You can't marry me son! He only met you today!" he said in confusion and anger for some reason..

Ren:"alright, how about 500 billion¥ for me to marry him?.."

Father:"what no-"

mother:"Ofc! His all yours!!" your mother said happily

Ren:he smiles...now you his fiancé