Sex and the City (1998)

S2E6 The Cheating Curve

Carrie rekindles her romance with Mr. Big, marking their relationship as official once more. Meanwhile, Miranda finds herself in a peculiar situation with a partner who prefers to watch adult films during their intimate moments. Frustrated by unfaithful partners, Charlotte seeks solace with her new companions, the "Power Lesbians." On another front, Samantha begins a relationship with her fitness trainer, who leaves his mark on her with a striking lightning bolt tattoo.