In London U.N.C.L.E. agent Brian Morton is planning on getting married, much to Waverly's disapproval. Solo and Illya help Morton on his current mission:stopping Thrush agent Commander Krohler from stealing the plans for a new supersubmarine. Waverly tries to dissuade Laura Adams, Morton's fiancee, but to no avail. Morton and Laura are then kidnapped by Krohler, and Krohler threatens to kill Laura if Morton does not obtain the sub for him.moreless
Luminous aliens capture Dr. Smith with the plan to replace their burnt out computer with his brain. Smith bargains with them, and they decide to use Will's brain instead.