The conversation

In which sungwoon's lil sister has passed away at the age of 16 because of heartbroken, pain, sadness, and depression and every since then Sungwoon regret himself of din't take of his lil sister well but one day sungwoon's mother decided to married to her friend a.k.a fiance and moved at her place well a mansion but what happens when he meets his stepsister who is exactly like her lil sis but with no expression. Enjoy reading❤❤