Top actor Shin Joonyoung has a sudden change of heart and refuses to die in the last episode of his show -- for a reason that no one else knows about.

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In a flashback to 2006, high schooler Joonyoung learns why his mom had to raise him alone. No Eul, also in high school, witnesses a terrible accident.

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Joonyoung's manager finds out about Eul's dire financial state and tells Joonyoung, who tries not to be concerned but can't help thinking about her.

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Eul visits Joonyoung to discuss the documentary, but he changes his mind -- again. Choi Jitae is dating Yoon Jeongeun despite having no feelings for her.

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Eul puts herself at risk of getting fired from the documentary crew. Later, she half-jokingly confesses her feelings to Park Hyeonwoo.

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With Joonyoung and Eul making headlines, Joonyoung is nowhere to be found. His management is frantically looking, but not even Eul knows where he is.

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Joonyoung's sudden change in attitude toward Eul has her convinced she made a mistake while drunk, but she can't remember what she did wrong.

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Joonyoung is intent on winning Eul's heart. He runs into Jitae while visiting Eul and begins to sense something suspicious about Jitae.

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With everyone thinking Joonyoung is dating Kim Yoona, Eul continues to shoot her documentary. Jitae urges his mom to tell Dad the truth about everything.

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After a phone argument with his mom, Joonyoung ditches the K-Pop Festival and spots Eul driving a van, speeding toward Choi Hyeonjoon.

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Jitae asks his father to release Eul. Joonyoung tells his mom about the things Hyeonjoon did to Eul years ago and why he quit law school.

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Joonyoung plans to reclaim justice for Eul by exposing her dad's real killer. Jeongeun gets extremely distraught when Jitae doesn't show up.

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Eul is hurt by Joonyoung's cold demeanor. Jitae's mother informs him that Jeongeun will take over his director status, but he seems unconcerned.

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Jeongeun visits Joonyoung to turn down his necklace gift but faces embarrassment. Jitae's mother hands Eul money, telling her to get away from Jitae.

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Joonyoung asks Jeongeun to try and seduce him. Jitae tries to see Eul, but she won't meet him. Eul visits Joonyoung to say goodbye.

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Joonyoung's doctor calls him to say Eul came by to ask about his condition. Eul wishes to rejoin the documentary team, but Joonyoung pushes her away.

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Angry that Jeongeun got stood up by Jitae, her father intends to cut all ties with his family but learns that she is already dating someone else.

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As Eul watches on, Joonyoung completes his first -- which is also his last -- item on his bucket list. Soon after, the police arrive to arrest him.

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Eul hands over the USB containing the video of Jeongeun and Joonyoung to Hyeonjoon, asking him to return it before the scheduled airing.

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The news reports a shocking video that mysteriously appeared on the internet. Meanwhile, Joonyoung's memory loss is quickly worsening.

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