Honestly, i think this is about killing yourself.
"You'll never gonna see me again, So now who's gonna cry for you, You'll never gonna see me again, No matter what you do"
I'm pretty sure that this "While you were talking about our life, You killed the beauty of today" and "Life is now or never, Forever's gonna slow you down" are metaphors for that.
Honestly, i think this is about killing yourself. "You'll never gonna see me again, So now who's gonna cry for you, You'll never gonna see me again, No matter what you do" I'm pretty sure that this "While you were talking about our life, You killed the beauty of today" and "Life is now or never, Forever's gonna slow you down" are metaphors for that.