Christopher Chance is hired to protect the engineer of California's first bullet train as it makes its maiden voyage from Los Angeles to San Francisco.

Chance races against time and crashes a black-tie affair at the Russian Embassy to find a friend's killer. As he becomes embroiled in an international arms deal, he meets his match in a beautiful female counterpart.

Chance must protect a prize fighter on the run from a ruthless business man by entering a high-stakes underground fight league in Brussels.

Chance and Winston encounter some severe turbulence when they work together to protect a client they have never met from an assassin aboard a passenger plane.

Chance needs a miracle to help protect a reformed thief from his vengeful former accomplices as they race to recover priceless religious artifacts hidden in a remote Canadian monastery.

Chance must break in then break out of the maximum-security high-rise headquarters of a weapons manufacturer when he is hired to rescue a genius engineer who is held prisoner by his murderous employers.

Chance reunites with a fiery former flame when he is called to South America to rescue an archeologist whose discovery of a lost treasure makes him the target of a South American army and a deadly bounty hunter.

Chance is hired to protect a district attorney who is running from her family's past and marked for murder because of her investigation into an organized crime family.

Chance's past comes into focus when he recruits FBI Agent Emma Barnes to help him stop his former partner from assassinating a visiting foreign dignitary. Meanwhile, Guerrero tests out a familiar face as a new recruit to the team.

Chance travels to a remote Alaskan island to find a missing doctor and expose an industrial giant's involvement in the death of a mining foreman.

Chance is hired to protect a member of the British royal family whose decision to abdicate the throne for the love of a commoner has her marked for assassination.

In the season finale, Chance's old boss makes a move to bring him back into the fold, Chance, Winston, and Guerrero recall the events that led up to their unlikely partnership. Katherine, a woman from Chance's past, whose death drove him to adopt his current profession also appears.