More or less:
>she confesses this happens
>He goes to run to her house and almost bitches out
>He goes in and they talk and she says she isn't sure if she loves protag or producer-san
>They fuck anyway
>She talks about producer-san during
>Protag says he loves her and will never leave her
>She decides to settle for him
>something something music fest, album release, happily ever after the end

me: