After SCDP lands a contract with North American Aviation, Don and Betty are rattled when DoD agents visit the Francis home as part of the security clearance process. Joan finds out she's pregnant with Roger's child and considers having an abortion. Lane's father is displeased when Lane expresses his feelings for an African-American waitress at the local Playboy Club. Lee Garner, Jr. tells Roger that Lucky Strike is planning to terminate its contract with SCDP.