My Promise To you: a Kian Lawley and Bethany Mota fanfic

It all started when Bethany Mota and Kian Lawley become coincedental neighbors. They knew each other at the time, as Youtube friends, of course. But as they start talking more and more, Bethany starts developing undeniable feelings for Kian, not knowing what she's getting into. Not knowing about the promise, and how it will become broken.