old bug with the Hide and Seek quest. It should've ended once you check the curtain the first time and the brat pops out. Should be fixed in the next update.
Jenny's a different character. She's at the fountain, through the woods.
Wolf girl appear in front of the library on the second floor after you find her clothes. for when she's hiding in the bush. (Might need to talk to her once. I forget) Best place to get help is on the discord. It's where we're most active.