There are 2 living creatures in dead place that could be hardly called castle: the only remaining knight, Dainsleif and last noble blood of Khaenri'ah Dynasty,The princess of abyss.They've been suffering from erosion and cursing for too long. You begged the knight to play along with you, even if he only the title remained from past and you, yet you slowly falls for curse just like Dain.

In the dining room. There is no appetite, there is a feeling of emptiness in your head.

"Lumine, do you have no appetite again?"

Dainsleif said with his cold expression as always.You two started wandering around Teyvat again.Dain is your travel partner and you two were always distand yet close to eachother.At the time passed, Dainsleif started to feel desired to protect his travel partner,you from everyone.