The Secret Shop

The Secret Shop is a post-time-skip quest given to Byleth by Anna in Fire Emblem: Three Houses during the War Phase of any route. Completing this quest unlocks Anna's Secret Shop.

Quest Details
"Urgent! I need help finding something. See me right away for details. I'll make it worth your while, promise."

Requirements
"Find the Secret Thingy that Anna is looking for. It seems that if you do, she will open up her secret shop."

Quest-Giver Dialogue
"It's gone! Gone, I say! I can't do business without it... Hey, you! Get it back for me, and I'll cut you the deal of your life!"

Quest Completion Dialogue
"Thanks, friend! That's a huge relief. Now I can finally open up shop! I'll be sure to swing by the monastery again, so keep an eye on the schedule and bring lots of gold."

Location
Given to you by Anna in the marketplace.

Rewards

 * Rose Petal Blend x1
 * Morfis Plum x2
 * Stylish Hair Clip x1
 * 500 Renown

Strategy
Talk to Anna in the marketplace and accept the quest on the player's next day off. Head to the well near the Sauna and find the "Anna's Secret Thingy". Give it to her to complete the quest.