Flight attendant Cassie Bowden has an extravagant, romantic, and very drunk night in Bangkok. When she wakes up in a horrific mess, Cassie must keep her wits to make it back to the U.S. - where more trouble is waiting.
Rattled by her own lies and under pressure from the FBI, Cassie goes against her lawyer best friend Annie’s advice to lay low and tries to find some answers by digging into Alex’s work life - with bizarre and shocking results.
Returning from Rome to find that someone has broken into her apartment, Cassie doubles down on finding Miranda - even if it means crashing a champagne-soaked memorial service at Alex's family home.
Cassie follows a surprising paper trail to a suspiciously empty private jet service. Later, a visit from her brother Davey forces Cassie to confront her memories of her "unconventional" childhood.
With Miranda on her tail and the FBI closing in, Cassie enlists Max in a plan that involves breaking and entering, computer fraud, and too much vodka. Meanwhile, Annie's work life takes an ominous turn.
Now almost a year sober, Cassie has started fresh in LA with her supportive new boyfriend, Marco. But her side gig moonlighting as a CIA asset soon finds Cassie entangled in an international murder mystery… again.
After revealing her secret side gig to Annie and Max, Cassie sets out to find the woman who’s been impersonating her — and zeros in on enigmatic new flight attendant Grace.
A cryptic text leads Cassie to search for Megan in Reykjavík, where Shane grows increasingly suspicious of his friend’s erratic travels. Back in LA, Annie and Max face unexpected turbulence.
After finding potentially incriminating photos in Benjamin’s office, Cassie seeks assurances from Shane – and continues to avoid Marco – while Megan searches for an all-important lockbox.
Cassie faces hard truths about her path to sobriety while visiting her mom as Megan attempts to reconnect with her family, who are reluctant to welcome her back.