Problematic Little Sister Fell In Love With Me

The old man pointed to the flower-like woman and said, “Call her mother from now on.” He then pointed to a flower-bud-like girl and said, “This is your sister.”My younger sister was not cute.She was arrogant, taciturn and weird, but she knew how to please our parents.She was two-faced and deceitful, but it seemed like she only treated me that way.I cared for her, tried to please her as much as I can, but she still disliked me.Until one day, I found out her secret, our relationship began to get a little bit weir