They fought like hell. Victory was within arm's reach. Then they switched sides.

Write this character's story.

Each morning, a boy discovers a new scar on his body. They don’t hurt, and he can’t recall how they got there - until one day, a stranger points to one and says, "I have that too."

Your protagonist has been feeling off all day, like something is coming. It isn't until they get home that they realize what was making them feel this way...