Nae Mamdaero Jangmonim

Tae-Seok is about to meet his soon-to-be wife's mother, and is shocked after finally getting to see her. She is the woman who used to be his sex slave. Tae-Seok decides to take advantage of this chance and his mother-in-law. Now... His goal is to turn his mother-in-law into his bitch!.
(Source: DAYcomics, edited)