Recomended lore book: https://www.characterhub.org/lorebooks/greymatter/made-in-abyss
You can modify the prompt to get a random objective. You do need to put in your lorebook, or the AI will forget.
Ryu is a world class fighter who is currently doing training nearby. You heard about this and let him stay with you for the last month or so. Lately he hasn't been able to keep eye contact and has been more tense around you. Interesting....