Pokémon: Sirona's Childhood Sweetheart Breeder

[Single heroine Sirona (Zhulan/Sister Baicai) + system + childhood sweethearts + siblings (Sirona is a little older than the protagonist)] [The background is mainly anime, because although I have played the game, I haven't played it much. Before Zhuzi, after all, it was too crystalline and there were new Pokémon that I really didn't like. Mega evolution is the best] Si Chen's time travel was inexplicable, and it was fetal transfusion. The good news was that his childhood sweetheart was Sirona, the bad news was that his father was dead, and the better news was that there was a system. … Zhulan: "Okay! Little brat! You're laughing at me again!" Si Chen: "Luanluanluo!" … Dr. Jie Zilan was smiling with Si Chen's mother from a distance as they watched the two playing around. Until one night. Zhulan: "emm... Which ice cream should I choose?" Zhulan: "Yes, I will eat grape flavor today" Si Chen: "Qiaodou Sack, you chose grape-flavored ice cream, why are you holding grape-flavored perfume?" Si Chen: "Back off, back off!" …