My Fiancé's Red String Led to My Best FriendEpisode 17

Synopsis

Hollis can see red strings above people’s heads—proof they’ve slept together. On the eve of her wedding, a new string exposes her fiancé’s ultimate betrayal: her best friend. She turns their wedding into a public reckoning, only to meet a mysterious stranger who can see the strings too. And he knows a secret about her family that could change everything.