Double Helix Season 1 Episode release dates & where to watch

1. Cheng Yichen, Long Time No See

Yichen's world is shaken when his new boss turns out to be his old high school classmate, Lufeng, who won't let the past die.

2. Lufeng, We've Both Grown Up

Lufeng’s hospital confession turns their reunion into a relationship, finally ending Yichen’s frantic denial.

3. I'm Willing, Even for Stolen Happiness

Devastated by Lufeng's engagement news, a drunk Cheng Yichen mistakes Qin Lang for his lost love at a bar.

4. What on Earth Did You Do to My Brother?

Lufeng proposes getting back together, leaving a conflicted Cheng Yichen terrified of getting hurt again.

5. Actually, I Fell for You Long Ago

Cheng Yichen rushes to the hospital fearing for Lufeng's life, leading to a reconciliation after clearing up the mix-up.

6. This Is the Best Memory the Four of Us Share

Lufeng's romantic Valentine's Day plans with Cheng Yichen are crashed by colleagues, but Lufeng uses the dinner to announce their love.

7. Both My Family and My Lover Are My Weaknesses

Cheng Yichen is caught in the middle after his mother collapses from anger upon catching him in an intimate moment with Lufeng.

8. Let's Break Up If You Want

Mrs. Cheng's condition worsens. In order to fulfill her wish, Cheng Yichen promises to marry Zhuolan.

9. I Don't Dislike, I've Always Liked

Lufeng traps Cheng Yichen at home and brings other men back to provoke him, leaving a heartbroken Yichen still in love.

10. We've Been Together Since We Were 18

After learning about Cheng Yichen's situation, Zhuolan rushes to Lufeng's house to take Cheng Yichen away.

11. Lufeng, I Want To Start Over With You

Yichen and Qinlang want to take Yichen abroad, far away from Lufeng. Lufeng is unable to stop them and can only watch as Yichen leaves.

12. Together, Forever Finale

Yichen finally learns that Lu Feng's abnormal behavior stems from a mental disorder. Yichen is determined to help him get treatment.