Season 1
(2020)
Cast
as Ko Nan-do / Holo
as Han So-yeon
as Ko Yoo-jin
as Baek Chan-sung
as So-yeon's mother
as Yoo Ram
as Nam Gi-Ho
as Jo Jin-Seok
as Ji Na
as Baek Nam-Gyu
as Mr. Jeong
as Ji Hye
as Lee Dong Sik
as Jeong Ah
as GIO Labs staff
Episodes
Is it a person or a ghost? 10.0
February 7, 2020
The one-of-a-kind prototype of Holo falls into Han So-yeon's solitary life, eager to help with anything she needs — if …
I'll help you by your side. 0.0
February 7, 2020
Seeing she has a crush on her co-worker, Holo offers to be So-yeon's dating coach. Ko Nan-do monitors their growing bon…
What the hell is that woman? 0.0
February 7, 2020
Nan-do moves in next door to So-yeon, convinced that being with her has broken Holo, and determined to do whatever it t…
He said he would be by my side. 0.0
February 7, 2020
Conflicted about her feelings, So-yeon tries to distance herself from Holo. Baek Chan-sung sends his men after her glas…
I only see you. 0.0
February 7, 2020
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 re…
I want to be with Holo, and I want to hold hands. 0.0
February 7, 2020
So-yeon realizes that loving Holo means certain relationship norms are out of their reach. Nan-do deals with unwanted a…
You can't leave her alone in hacking, intrusion. 0.0
February 7, 2020
In danger from those attempting to steal the prototype, So-yeon agrees to stay at the lab. Nan-do puts on his best impr…
Can I take out the Holo trapped in the room? 0.0
February 7, 2020
Can the three of us be good friends? 0.0
February 7, 2020
There is nothing I can do. 0.0
February 7, 2020
Wherever you go, Holo. 0.0
February 7, 2020
So-yeon recalls the most fearful moment in her life. 5.0
February 7, 2020