BayBay

BayBay is one of TayTay's best friends in the series.

She is a 15 year old who is sometimes shy, but never gives up on her hopes and dreams.

Biography
When she was little, BayBay had an interest in making friends. But when she was born, she was a secret test subject to W. D. Gaster, the royal scientist for King Asgore, or Sans and Papyrus's father, which makes BayBay their sister.

Friends and Relationships

 * 1) TayTay is really a true friend to BayBay. Whenever she's feeling sad, TayTay will always give her motivation to help her stay determined.
 * 2) Sans and Papyrus are BayBay's brothers. Even if they get into arguments, they always forgive each other and make up for what they do. Sometimes BayBay and Papyrus takes turns in comforting Sans when he feels upset.
 * 3) Matt is one of BayBay's closest friends (besides TayTay). Even when he's in the dumbest situations, BayBay will always be there for him. In "Pyoko Pyoko," BayBay mistook Matt into being Lust Sans and kissed him. Realizing what had happened, she became upset, but Matt forgave her at the end.
 * 4) Lust Sans is BayBay's "soon to be" husband. Whenever BayBay gets upset after having a nightmare, Lust will always comfort her to show that sometimes being flirty isn't the best choice in all situations. He'll always sing to himself how much he loves BayBay whenever BayBay's not around.
 * 5) The Kagamine twins are like little siblings to BayBay. Whenever they fight, BayBay will always handle the situations they get into.