To. two is an extremely popular social media app with a catch; you can only get in based on invite. This web drama explores how this app creates social barriers between the students based on who can access the invite.
Lee So-hee
Cha Yu-jin
Lee Chae-bin
Cho Seung-hee
Oh Min-soo
Son Byeong-hoon
Lee Hyo-bin
Son Jung-hoon
Bae Jee-wan
