Bomber Brown and Spider Webb fall overboard and as the man of the watch, Buffer takes it hard that the two missing officers might drown. Meanwhile Buffer also deals with a personal tragedy.

Unresolved romantic tension has a dramatic effect on some of the Hammersley crew, after a savage mortar attack by insurgents on the Samaru island of Minatu. Mike and Jim are both critically injured during a bold rescue mission on Samaru. Meanwhile, Kate is made acting CO of the Hammersley.

It's up to Kate to handle a volatile beachside confrontation, and the medical evacuation of Mike