Russell T Davies writes this drama exploring the many facets of contemporary sex culture. `Cucumber' delves into 21st-century gay life through Henry and boyfriend Lance. Though Henry and Lance live a comfortable life and are settled in their relationship, everything changes after a disastrous date night. The night - which ends in a death, a threesome, two police cars and Boney M - shatters 46-year-old Henry's life, and he must move onto pastures anew. Henry moves into a house-share with unexpected roommates, handsome Freddie and 19-year-old Dean. Will these new companions become his friends or foes?