Marinette had never really put too much thought into the boy behind the mask, and Adrien had never really examined his relationship with his awkward classmate in much detail. That was the case until a certain unlucky cat stumbles to her for help one Parisian evening.

A difficult life has made Branch withdrawn and angry, especially since he was diagnosed with a terminal illness. Now he has to endure exhausting and painful therapy while he waits for a transplant that may never come. Hope for his future is diminishing fast, leaving Branch's world sad and gray. Can a bubbly pink-haired nurse show him how beautiful the world can still be?