On the first day of his first paid vacation, a good-natured man stumbles across a dysfunctional family who needs his help.

While on a cruise, a retired man and his wife, along with a group of older tourist, take a bus in the scorching heat to go on a nature walk for a day trip. When they get to their destination, the tourists get held up at gun point and robbed, but the man’s ex-Marine training kicks in and he retaliates.