Do they have their own story?
Rocky has a treatment refusal/acceptance arc with agency, though it supports Adonis.
Creed
2015 · MGM/New Line · Theatrical
PASS
Summary
Adonis Johnson trains to become a boxer under the guidance of former champion Rocky Balboa. Their partnership is tested when Rocky receives a cancer diagnosis and faces treatment.
Why it passes
Are they allowed to live?
The story includes treatment and survival hope; death is not romanticized.
Does the medical reality hold up?
Chemotherapy pathway is simplified but not absurdly instant-terminal.