From Pet Snake to End-Times-Class Honkai Beast

[Multiple Female Leads] [Enhanced Version] Bai Ye transmigrated into the world of Honkai Impact 3rd and became Mei's pet. By chance, he also earned the affection of Kiana and the others. He thought he was playing a Honkai version of a dating sim, but author, tell me: what is Otto, linked to the Imaginary Tree and on a level comparable to an Aeon, supposed to be?