Buffy the Vampire Slayer (1997)

S6E15 As You Were

Buffy is taken by surprise when her ex-boyfriend, Riley Finn, reappears in Sunnydale. He’s on a mission to locate a demon poised to unleash a horde of eggs that threaten to devastate the town. As they navigate the challenges together, old feelings resurface amidst the looming danger, forcing Buffy to confront her past while working with Riley to protect their home from this impending chaos.