A feud between rival Chinese gangs leads to the kidnapping of an undercover agent and the re-appearance of the enigmatic Samuel Kraft.
After a friend of her mother dies, Ellen discovers that every year the inhabitants of Clark gather together for the Sunshine prize, given to the citizen who most helped the town with volunteer work and good samaritan acts.
It drives Murphy crazy when her car is stolen, so she joins a neighborhood watch group.
While teaching a class to prospective EMTs, the crew recalls a day that ran the gamut from the mundane to the catastrophic, and Johnny tries to find out who ate last the doughnut.
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