Private (2011)

Samantha meets Doctor Barnes, an awkward, but sincere doctor who tells her news that will forever affect her life. Her best friend, Hally, knows that something is wrong, but Samantha won't tell her what it is. Sam takes care of everything on her own and insists that her business is her business and tells Hally that it is "private". Not even her parents know what it is. When the secret creates a distance between her and Hally, Sam must decide whether it is worth keeping her secret and facing the consequences of possible loosing her friendship with her best friend forever.