Season 1
Awakened by the kiss of a love cynic, a humanoid robot created to be the perfect boyfriend does everything in his power to win and protect her heart.
Episodes
1 Da Da Meets Zero Nine May 15, 2019 
2 Da Da and Wang Joon Break Up May 15, 2019 
3 Don’t Fall in Love with Him May 16, 2019 
4 Love Doesn’t Change May 16, 2019 
5 Who Is That Guy? May 22, 2019 
6 He's My Boyfriend May 22, 2019 
7 Wang Joon Gets Jealous May 23, 2019 
8 Zero Nine Leaves Da Da May 23, 2019 
9 The Trial Period Is Over May 29, 2019 
10 Wang Joon’s Secret May 29, 2019 
11 Wang Joon Wants Her Back May 30, 2019 
12 Where Is My Toy? May 30, 2019 
13 Zero Nine Becomes Wang Joon’s Manager Jun 5, 2019 
14 I Want to Be Loved Jun 5, 2019 
15 We Came to Take Zero Nine Jun 6, 2019 
16 The Flower Box Jun 6, 2019 
17 The Culprit Behind the Flower Box Jun 12, 2019 
18 He Has Feelings Now Jun 12, 2019 
19 The Rightful Owner Jun 13, 2019 
20 Please Don’t Go Jun 13, 2019 
21 I’ll Buy Him Jun 19, 2019 
22 Purchase Zero Nine Jun 19, 2019 
23 Da Da Leaves the Team Jun 20, 2019 
24 What Are You? Jun 20, 2019 
25 Wang Joon’s Scandal Jun 26, 2019 
26 Diana’s Scheme Jun 26, 2019 
27 Zero Ten Goes After Da Da Jun 27, 2019 
28 Wang Joon’s Press Conference Jun 27, 2019 
29 Young Gu’s Error Jul 3, 2019 
30 Young Gu Is a Robot Jul 3, 2019 
31 Can't We Go Back to How We Were? Jul 4, 2019 
32 I Hope You Make Da Da Happy Jul 4, 2019 
33 The Meltdown Jul 10, 2019 
34 The Heart-Cooler Jul 10, 2019 
35 I Want to Live Jul 11, 2019 
36 I Want to Remember Everything Jul 11, 2019 
37 Young Gu’s Decision Jul 11, 2019 
38 Da Da Accepted Me For Who I Am Jul 11, 2019 
39 Goodbye My Girlfriend Jul 11, 2019 
40 Thank You, Young Gu Jul 11, 2019