Four members of a suburban garden club find their lives intertwined by scandal, mischief and a shared secret -- a murder no one wants to talk about. As dark truths surface, they struggle to remain as perfect as the flowers blooming in their garden.
Birdie grows more invested in her scholarship recipient, Ford. Alice investigates her dog's murder. Catherine wrestles with coming clean about her affair. Brett butts heads with his ex-wife. In flash-forwards, Birdie seeks help covering up the body.
Using only an armrest, a curtain rod and a toothpick, MacGyver must fix a sabotaged train in order to protect a whistleblower who has proof that her boss is selling weapons to U.S. enemies.
When Liam asks Rayna to run away with him and finish her album, Deacon has an unexpected reaction; Jolene questions Dante's loyalty; Teddy confronts Peggy about the leaks.
Juliette finds a letter from her mother; Deacon confronts Rayna about a secret; Brad Paisley performs with Rayna and Deacon; Gunnar tries to win Scarlett's heart back.
