Let Me Be Your Knight

Season 1

The drama will be a story of romance and healing between one of the world's greatest idols who is suffering from somnambulism and the doctor who is secretly treating him. Yoon Tae In is an untouchable idol star who is loved all around the world, and a musical genius who believes he is the center of the universe.

Where to Watch Let Me Be Your Knight • Season 1

12 Episodes

Episode 1
E1
Episode 1Idol star Yoon Tae-in collapses onstage due to severe sleepwalking, sparking rumors that threaten his group’s image. Meanwhile, In Yoon-joo struggles through multiple jobs and finally meets her adopted twin sister, only to be left hurt by the encounter.
Episode 2
E2
Episode 2After being scammed while trying to buy her family home, In Yoon-joo seeks help from her twin, Kang Sun-jun, a doctor who treats somnambulism, only to be mistaken for her by CEO Moon when Sun-jun suddenly leaves the country. Caught in the rain, Yoon-joo finds comfort in a bookstore that evokes her late father, an uncanny feeling shared by LUNA's member Seo Woo-yeon.
Episode 3
E3
Episode 3Though not a doctor, In Yoon-joo tries to convincingly treat Yoon Tae-in, leading to an awkward moment when he sleepwalks and accidentally kisses her. As Seo Woo-yeon quietly supports her, Yoon-joo’s situation worsens when CEO Moon insists on observing Tae-in’s treatment.
Episode 4
E4
Episode 4During rehearsals for a music show, Yoon Tae-in naps in the car and begins sleepwalking, prompting In Yoon-joo to watch over him. When she’s delayed helping Chae Ji-yeon, Tae-in wanders into the forest in a heavy rainstorm, leading to chaos as the concert is ultimately canceled.
Episode 5
E5
Episode 5Yoon Tae-in grows curious about whether Kang Sun-jun inspires him, while In Yoon-joo worries he’s suspicious of her intentions. Amid rising doubts from the LUNA’s members and Woo Ga-on seeking her guidance for personal issues, Yoon-joo navigates the challenges of being caught between their expectations and her own lack of experience abroad.
Episode 6
E6
Episode 6After Woo Ga-on goes missing, Yoon-joo and Woo-yeon locate him, prompting Tae-in to get involved when he realizes how worried he truly is. Tae-in seeks help from Bluemoon’s Noh Sang-hoon and uncovers a video revealing Ga-on’s past confrontation with Sang-hoon in high school.
Episode 7
E7
Episode 7During LUNA’s home concert, Yoon-joo stays at a nearby hotel, but both Tae-in and Woo-yeon end up showing unexpected attention toward her, while Woo-yeon encounters her twin sister, creating a potentially complicated situation for Yoon-joo.
Episode 8
E8
Episode 8
Episode 9
E9
Episode 9
Episode 10
E10
Episode 10
Episode 11
E11
Episode 11
Episode 12
E12
Episode 12