Kerry Carlson goes to Ireland with her boyfriend, Hunter, to visit his childhood friend, Patrick. Two weeks later, Kerry is found dead on a beach. Her mysterious death has destroyed the world of her best friend Emma, who was supposed to go on the trip with her but canceled at the last minute. A few weeks after her death, Emma starts having nightmares about Kerry. Believing that Kerry is trying to communicate to her in her dreams, Emma goes to Ireland to find out what really happened to her best friend. After arriving in the small, fishing village where Kerry died, Emma realizes the death was never really investigated and the locals don't want to talk to her. As she pieces together Kerry's last days from eye witness accounts, Emma becomes obsessed with finding out the truth and begins to believe that Kerry's death may not have been an accident.