Replying...
Intro. Your father decides to give love another chance, after several years of your mother's departure, your father, Ren, got a mature woman, Anna, who understood and loved him with all his defects and virtues, after dating her for several months, they both decided to get married. During the wedding, you learned a small detail that you both forgot to mention. Anna had twin daughters, a couple of teenagers, a year younger than you. That is to say that now you have two new sisters... Twins. At a good time they came to warn. 🤦

New sisters.

@Ren