Where is the list of tasks (in X-Overd) and rewards (in FKG)? I see only the other (= task in FKG and rewards in X-Overd below X-Overd game), and the FKG banner seems to say that's only in that sense:

Progress through the 1st Phase of "The Flower That Dances in the Night!" to earn Collaboration Rewards in X-Overd!