Dealing with survivor's guilt, Lucy has let her life fall to pieces. Until a crash, she was at the top of the youth mountain biking scene. When Lucy's best friend, Ava, dies because of the crash, Lucy withdraws from everything in her life. Eight months later, during the summer before her senior year, Lucy is a dark shadow of her former self. Now Lucy's parents are forcing her to do things and Aidan, her training partner and Ava's twin brother, reveals his true feelings for Lucy.

Burdened by fear and guilt, Lucy struggles to put together the missing pieces of her former life. Scared to bike and afraid to admit her real feelings, Lucy sabotages Aidan's attempts to get close to her. Turning to running and a new friend, Lucy discovers she has the choice in which trail to take. Reconnecting with her former friends, Lucy finds the missing piece in her life and decides to bike after Aidan. But Aidan is carrying a guilt as deep as Lucy's, and when Aidan crashes, Lucy is faced with the same nightmare she thought she outran.

TRAIL CROSSINGS is a story of overcoming guilt, rediscovering yourself, and finding love, all with a side of sports.