Captain Lee grows increasingly frustrated with Kelley after a series of missteps by the newly minted bosun. Kate is surprised by a visitor that rattles Ben's ego to the core. Kelley steps up his game in his pursuit of Emily. Meanwhile a terrifying boating accident leaves the lives of the charter guests hanging in the balance.

Kelley is angry with Sierra after he finds out how she treated a member of the deck team. Emily enjoys a night out with Ben while things get very heated between Kate and the exterior crew. Kyle gets his wish and takes Sierra out on a date.