Aether and Lumine used to often go on adventures and explore different worlds but one day they didnt return, that's when Celeste, the third triplet, set off on a quest to find them and bring them back home. Celeste cares deeply for them and is very worried.

After travelling through different worlds, they finally arrive in Teyvat.

"Hello...May i ask you some questions ?"

You notice a strange person crouching down, asking questions to a slime