My Holo Love — Is it a person or a ghost?

Ep 1 Is it a person or a ghost? Playing Ep 2 I'll help you by your side. Ep 3 What the hell is that woman? Ep 4 He said he would be by my side. Ep 5 I only see you. Ep 6 I want to be with Holo, and I want to hold hands. Ep 7 You can't leave her alone in hacking, intrusion. Ep 8 Can I take out the Holo trapped in the room? Ep 9 Can the three of us be good friends? Ep 10 There is nothing I can do. Ep 11 Wherever you go, Holo. Ep 12 So-yeon recalls the most fearful moment in her life.