A Very Natural Thing

When David, an ex-monk still in his twenties meets Mark, he falls hard; soon he's asked Mark if they can live together. Things go well for awhile, and then differences in their definition of "commitment" begin to push them apart. Mark wants other ***ual adventures, David tries to go along. Can they talk through the crisis in their relationship or is a breakup in the offing? David sees his relationship with Mark as a marriage, so if it ends, can David's heart ever heal?