Im Parang, a former male diving silver medalist, struggles to adjust after announcing his retirement. On his first day joining a swimming team, he faces a tough coach who refuses to give him special treatment despite his experience. Parang tries to fit in but is pressured to follow strict swimming training, including freestyle practice. Haunted by his inability to step onto the diving board, he reveals his fear that the water started looking like solid ground, hinting at a deeper psychological struggle. The episode ends with Parang wrestling with his past as he decides to continue practicing with the team tomorrow.
In this episode, a new transfer student, Im Parang, a former silver medalist who quit golf due to yips, joins the swim team. The team is introduced to him and instructed to help him settle in, with Yubin assigned as his guide. Meanwhile, Yubin is anxious about something and avoids discussing it, prompting a teammate to insist on having a private conversation. The episode ends with rising tension as Yubin faces pressure to reveal what’s on their mind, leaving the nature of the issue unresolved.
A new swimmer arrives at the pool and is quickly briefed by a teammate about the intense training schedule, which includes mandatory Sunday physical practice and permission-required night swims. The new member learns about Lee Taemin, the school's top swimmer who has suddenly refused to enter the water for over a month, puzzling everyone. As the conversation ends and the new swimmer experiences a painful moment, they reveal a grim decision: to die within a week, likely by drowning. The episode closes on this disturbing resolve, leaving the reason and consequences unexplored.
A man struggles to write a suicide note, fixating on the correct word to explain his decision to die on his mother's death anniversary. Meanwhile, two people near a swimming pool engage in a tense conversation: one questions the other's constant swimming, suggesting it’s exhausting and unnatural, while the other admits to having given up on being human and stopped diving. Their exchange reveals underlying emotional distance and fear, as one confesses a fear of water but is curious about the other's obsession. The episode ends with an invitation to face that fear, leaving their emotional barrier unresolved.
Lee Taemin struggles to get into the water despite warnings not to. Suddenly, he appears to lose consciousness underwater, prompting urgent calls from those around him. After a tense moment where Taemin is unresponsive and people fear for his life, he suddenly wakes up, revealing he cannot swim despite being a swimmer. This contradiction sparks frustration and disbelief among the group. The episode ends with Taemin's awkward attempt to laugh off the situation, leaving his true feelings and the consequences of his confession unresolved.
In this episode, a swimmer struggling with aquaphobia reveals the root of his fear: he perceives water as solid concrete, making diving terrifying. He explains that his mother forced him to learn to swim by throwing him into deep water as a child, which traumatized him. Despite this, he insists water is amazing, sparking a tense exchange with another person present. The conflict escalates when their banter nearly turns into a fight, but instead, the swimmer takes control by telling the other to get up and follow him, leading to an uncertain new direction.
A man encourages another to relax and hold his hand during a sinking exercise to overcome fear. At first skeptical and uneasy, the second man gradually stops feeling suffocated and admits the experience isn't bad. The first man teases him about not letting go and joking about dragging him down, breaking the tension. Later, the second man confronts the first after sensing pity in his gaze and hesitantly asks if the first wants to help with his rehabilitation. The episode ends with this revelation hanging in the air, leaving the intention unclear.
Lee Taemin reluctantly agrees to a one-week rehab program despite his reservations. At the training center, he struggles to adapt among the team, feeling isolated due to his different discipline. While others bond and outperform him, Taemin insists he doesn’t care about records and just wants to swim. His distance frustrates teammates who try to engage him, but he remains withdrawn. As the group prepares for a game’s second half, Taemin questions his place and whether he should even stay. The episode ends with Taemin facing an uncertain decision about his commitment and future involvement.
In this episode, a swimmer and their instructor face the challenge of overcoming fear and discomfort in cold water during a training session. The instructor pushes the swimmer to practice going underwater without goggles, despite the swimmer's struggle with holding their breath and eye irritation. The swimmer hesitates but attempts to trust the instructor's guidance. A flashback reveals the swimmer's pressure from a parent demanding championship results. Underwater, the swimmer experiences a brief, freeing escape from their burdens, but the episode ends with the uncertainty of whether they can overcome their fears and meet expectations.
Two skilled swimmers, one a school ace and the other a silver medalist, secretly meet at a pool to improve their swimming together. After practicing diving, they move on to kickboard swimming despite teasing about its childishness. Their private sessions catch the attention of Sung Yubin, the pool manager, who surprises them by asking to join their secret practice group. Though reluctant, they agree to keep the arrangement among the three and consider grabbing a beer afterward. The episode ends with the trio preparing for another swim, leaving the future of their unusual training pact open.