Introduction

Harry Styles is a successful songwriter who met Louis Tomlinson at the Brit awards. They immediately hit it off and are inseparable ever since.
But what happens when Harry finds out what Louis kept secret from him? Is their bond string enough to overcome betrail and lies or will they break just like a promise?

Or: The one where they fall in love hard and fast, Louis does the one unforgivable thing and Harry writes a song about it, so it can haunt Louis forever. The biggest mistake he ever made.