Two lonely strangers find work at a shadowy spy agency that offers them a glitz and glamor of espionage, wealth, world travel, and a Manhattan brownstone. The price? Become John and Jane Smith, a couple in an arranged marriage. Now married, John (Donald Glover) and Jane (Maya Erskine) carry out a high-stakes mission each week while facing new relationship milestones. When the two develop real feelings for each other, their complicated identities become even more confusing. Which is riskier: espionage, or marriage?