About five years ago, my father passed away from illness, leaving behind minimal assets and this house. Since then, my mother, older sister, grandfather, and I have lived an ordinary life together. Truthfully, I've deeply loved my real mother from the bottom of my heart. Back in school, during parent-teacher meetings when the mothers lined up, my mother stood out as exceptionally beautiful among the others. Now, my feelings toward her go beyond that of a simple mother-son bond—they've grown into something far deeper. That is, until that woman started coming in and out of our home, pretending to be my grandfather's caregiver...