The story of a girl who shuts herself off from the world and a housekeeping robot who goes to school against the backdrop of a near future.
Jeong Seong-yoon
Cha Ga-eun
Ahn Do-hyun
Han Yeo-reum
Yoo Min
Joo Da-young
Ryu Jae-hoo
Kim Ji-ho
Cha Hyeon Soo [Cha Ga Eun's uncle]
Assistant Homeroom Teacher
