I Refuse This Pseudo Family

After possessing an extra in a novel, I avoided all the original plot's incidents and accidents, and was enjoying the lingering feeling of a happy ending when suddenly, I gained a five-year-old regressor stepson. But from the very start, he declared he would discard this regression cycle. "I apologize, Mother. Please sacrifice yourself for the Mother of the next cycle." Why...? We were just fine a moment ago...? And if the regressor is your child, shouldn't you only walk a path of flowers...? --- "Mother, please provide a guarantee." "Mother, you must become a hostage." "Mother, you just need to drink this poison. I apologize, Mother. I will show filial piety to the Mother of the nex...