Sleepwalker

Whole Script

N: Protagonist awake
S: Protagonist asleep (hero form)
g: girl who loves him and he loves

N doesn't know about being S and thinks he has amnesia since he doesn't remember anything he did while being asleep (in S state).

N has a dog which will be kidnapped so he has to save it. Somewhen it dies because of an illness or accident.

N meets G and falls in love. G also falls in love. S flirts with G when asleep but G rejects him.

S tells G N (likes) loves her➡G has Courage to tell him.

G and N confess to each other and N realizes he doesn't have to be perfect to be loved➡S disappears.

after story

nobody remembers S so it doesn't matter. N and G living happily with friends. last part: seeing N doing an iconic thing S did before.