How to Spot a Red Flag

Cha, a spunky coffee shop owner, finds solace in her online friend Matt whom she has yet to meet in person. However, everything changes when she finally comes face-to-face with the guy she's currently in the talking stage with.

Cha crosses paths with Matt while uncovering the secret behind a trending coffee mix. Matt, on the other hand, discovers that someone close to him is the catfish who got him canceled online.

Matt apologizes to Cha. However, reminded of how he owes JR his life, a guilt-ridden Matt hesitates to tell Cha the truth and instead makes a deal with his friend.

JR comes to Matt's rescue after Cha asked the latter out on a surf date. However, the barista considers ditching the plan when Ime disapproves of her action.

Matt ends up enjoying his surf date with Cha. An untoward incident brings them closer, but those around them seem unhappy about it. Later, Cha makes a realization.

Cha's suspicions about Matt grow stronger as they become text mates while recovering from their sprains. To confirm her hunch, the barista pays her friend a surprise visit, only to lead to more confusion.