Reincarnated as an extra(BL)

Normal boy Nathan died in his sleep after a crazy stalker killed him for rejecting his confession.
He's reincarnated as an extra character, a friend of a capture character.
How will Nathan react to capturing the heart of his friends and family? And how will the heroine feel after losing her favorite boy?

"I've lost him once, never again will I make that mistake."

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This is not going to be an amazing story, sorry about that🥲
I am an amateur writer who just did this for fun but I do hope you enjoy it〜(￣▽￣〜)