Ok, so I don't have anyone to talk to about this. I need yall to let me know if I am trippin. I think super hard about everything and maybe I am doing the same with this. I have a neice that is under four years old. She is a smart little girl and just an overall sweet heart. My sister lives with my mom and her fiance. My sister is over 25 but under 30. My mom's fiance is a cool dude, but he is ki…