The protagonist, a teenage boy living with a heart condition. On his 14.74th birthday, he becomes fixated on achieving normalcy by obtaining his first French kiss.
Sonja provides emotional grounding and companionship throughout Damian's stressful pursuit.
Michael joins Damian's quest, helping to strategize and execute the plan to approach Rosalie.
Nele is Damian's protective sister who worries intensely about his health and risky ambitions.
Dr. Thomas monitors Damian's heart condition and provides medical guidance regarding his physical limits.
Damian harbors a deep romantic desire to share his first French kiss with Rosalie to experience normalcy.