my reply didn't save for some reason
I have already found the way. accidentally took rosette with me (she was following) so yeah
Viewing post in Thou, Eternal Everbloom (18+) comments
I don't remember the quest name but it's after collecting ingredients for Anne's cake in town.
*maybe spoiler alert*
there are some guys talking about her in the street then you meet the guy and Anne behind the tavern. if you won't bring Rosette with you then you may go for it. kinda like "the deed" with Stella