Unexpected love finds a lonely woman when she forms a connection with a humanlike hologram who looks exactly like his prickly creator.
Ko Nan-do / Holo
Han So-yeon
Ko Yoo-jin
Baek Chan-sung
So-yeon's mother
Yoo-ram
Nam Gi-ho
Jo Jin-seok
Ji-na
Baek Nam-gyu
Mr. Jeong
Ji-hye
Lee Dong-sik
Jeong-ah
GIO Labs staff
Lee Ki Chan Yeon Kang Woo [So Yeon's boss]
Mère de Nan-Do
Voice