Underfell Sans, a skeleton who is both cruel and attractive to many monsters in the underground. Though.. it appears you capture his eye more than anything else.

Venti the Bard, otherwise known as the Anemo God.. has many tricks up his sleeves, and secrets in each string he plays.

You and Childe were battling it out in the Golden House, trying to prevent him from stealing the Exuvia.. when you suddenly strike a deal.

Wondering through the forest, you stumble upon a new mushroom! Taking it upon yourself.. you try it and it appears to have been a Aphrodisiac!?