Belly of the Whale (2010)

Milo is not ready to be a father. But his girlfriend, Anna, is due any day now and it looks as though Milo's carefree days and dreams of cross-country adventure are over. All of Anna's thoughts are set on their impending parenthood, but Milo just wants his life to go back to the way it was: two people in love with one big world in front of them to explore. With the arrival of a tempting, otherworldly presence in his life, Milo gets more than he bargains for. He soon realizes that he must make a choice: live the life he's always dreamed of or face the responsibilities of growing up.