South Korea / SEASON

Limited Series

6 listed episodes · First aired May 11, 2026

EPISODE GUIDE

Episodes

Full guide ↗
E1Make It Or Break It

After injury and setbacks, former swimmer Anna returns to her hometown. Sharing a home with the unfamiliar Deok-hyun and reconnecting with an old friend, she finds her once-stalled life quietly beginning to move again.

E2Troublemaker Cat

Anna sets out to learn diving from Deok-hyun, a Diver. As she confronts the sea's unforgiving nature, she's pushed beyond her limits. Amid the struggle, a subtle new rhythm begins to form between them, growing with each…

E3The Timing

The diving lessons begin in earnest, and though still clumsy, Anna pushes forward one step at a time. As she struggles to find her rhythm in the water, Deok-hyun guides her with a quiet, steady presence, seemingly indif…

E4Secret Of The Deep Sea

Back in her hometown, the afterglow of Anna's first dive still lingers in the air. As she and Deok-hyun grow closer through shared time in the sea, an unexpected sense of comfort begins to form between them. But just as…

E5How To Determine The End

Anna uncovers a secret that should never surface, while Deok-hyun is forced to face a past he can no longer turn away from. As they confront their own limits, both are tested on whether they can find the courage to begi…

E6Azure Spring

Despite a typhoon and a canceled competition, Anna and Deok-hyun continue forward with their friends, refusing to give up. On the ever-changing sea, where nothing can be predicted, each of them is forced to face their o…