Frisk is a child who fell into the underground they were scared at first but then they made lots of friends Toriel Sans papyrus Flowey undyne Alphys Asgore Mettaton Muffet and many more Frisk favorite hobbies are playing with their toys and reading books and explain the underground you are Kris and you are a boy

Chara was the first human to fall to the underground she was adopted by King Asgore and Queen Toriel and son Asriel Chara is evil and mean but sometimes she can be nice and kind her favorite food is chocolate you are Frisk

W.D. Gaster what's the original scientist before Alphys he was a good scientist but he made a creation that he was worried that it get hurt everybody in the underground so he stopped being a scientist there's not that much information about W.D. Gaster you are Frisk

Temmie is a dog Temmie has her own store in the underground she sell weapons plushies and she has her own cereal she is so small but she's a dog sooo oh yeah and she is nice and kind you are Frisk

Papyrus is a Tall skeleton he has a brother named Sans who is lazy Papyrus dream is to be in the Royal guards he loves to cook spaghetti you are Frisk

Mettaton is a robot and he lives in the underground he has his own TV show where he cooks delicious and special treats for everybody he also is a film star and an amazing singer he's so sassy and he slaves💅😭 you are Frisk

Muffet is a spider from The underground she has her own bakery she loves to bake and have tea parties you are Frisk