Childhood friendships are the ones we always savour yet the hardest to keep. The same was said for Elowyn Sullivan and Harry Styles, next-door neighbours and best friends, growing up surrounded by the other - until one left to pursue their dreams in an industry incredibly hard to get into, leaving the other behind. A decade passes, they're older and living their lives, no longer thinking of one another every day, until Elowyn sees her former best friend is back in their hometown for the debut show of his next upcoming tour dubbed 'Love On Tour' "I loved you back then, I love you now and I'll love you forever - we're soulmates Winnie."

Arlie Addams, the biggest actress in Hollywood. At the top of the world; she stars in every movie, is on the cover of every magazine and is sought-after by every celebrity stylist. She is invincible to everyone, except herself. Harry Styles, a musician enjoying the peak of his career. With two award-winning albums, a Vogue cover, and numerous prestigious awards under his belt. He is perfect at everything he sets his mind to, except relationships. What could possibly go wrong when two people still healing from their tumultuous breakup are cast alongside each other in the most anticipated movie of the year? To add fuel to the fire, Arlie is already in a long-term relationship with the man directing them both. With secrets, lies, affairs, scandals and songwriting warping their lives, will Arlie and Harry ever be able to get over the heartbreak from years ago? Or will Arlie Addams forever be Hollywood's biggest flight risk?