Young Lady and Gentleman (2021)

S4E19 Till Death

Three centuries ago, when Gina and Robert de Valicourt first crossed paths, even her admirers, MacLeod and Fitzcairn, recognized their undeniable connection. With each century, as they reaffirmed their wedding vows surrounded by friends and fellow Immortals, their bond deepened. However, their marriage now faces serious challenges. Determined to bring the estranged couple back together, MacLeod takes it upon himself to play matchmaker, roping in an unenthusiastic partner to assist in his clever scheme.