When Ted finds himself with three prospects to be his date for the wedding weekend, he chooses poorly. Meanwhile, Barney and Robin have a confrontation with their minister, and Marshall learns more about his driving companion, Daphne.
When Robin and Loretta's conflict escalates, Barney is caught in the middle. Meanwhile, Marshall and Daphne deal with a stowaway on their road trip, and Ted and Cassie try to enjoy a trip to a lighthouse.
When a Navy Lieutenant is killed on his way to a private meeting with the President, the NCIS team must determine if the murder was part of a recent stream of muggings in the area or a targeted hit to keep intel secret.
Marty and Jeannie have different approaches on how to deal with Lukas' attempts to sabotage DollaHyde. The relationship between Roscoe and Lex becomes a problem for Marty.
Marty and the team execute a plan to wrestle Marissa's family's media company away from her siblings. Jeannie encourages Marty to let Clyde out of the doghouse. Doug and Sarah's relationship is tested.