1. Is it a person or a ghost?

7

. 7 February 2020. 58 min

The one-of-a-kind prototype of Holo falls into Han So-yeon's solitary life, eager to help with anything she needs — if she will allow him.

2. I'll help you by your side.

8

. 7 February 2020. 50 min

Seeing she has a crush on her co-worker, Holo offers to be So-yeon's dating coach. Ko Nan-do monitors their growing bond from his lab.

3. What the hell is that woman?

7.5

. 7 February 2020. 56 min

Nan-do moves in next door to So-yeon, convinced that being with her has broken Holo, and determined to do whatever it takes to fix him.

4. He said he would be by my side.

8

. 7 February 2020. 54 min

Conflicted about her feelings, So-yeon tries to distance herself from Holo. Baek Chan-sung sends his men after her glasses.

5. I only see you.

8

. 7 February 2020. 54 min

When So-yeon wakes up in the hospital, something's changed about how she sees Holo. He and Ko Yoo-jin urge Nan-do to reveal himself to her.

6. I want to be with Holo, and I want to hold hands.

7.5

. 7 February 2020. 56 min

So-yeon realizes that loving Holo means certain relationship norms are out of their reach. Nan-do deals with unwanted attention from the police.

7. You can't leave her alone in hacking, intrusion.

7.5

. 7 February 2020. 51 min

In danger from those attempting to steal the prototype, So-yeon agrees to stay at the lab. Nan-do puts on his best impression of Holo.