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Kang Je finds out who is the secret sysop of Cheonmyung High's Student Community Portal. He tells the secret sysop that the portal should be shut down. Yun Ah shows So Hyun the student community portal, and So Hyun gets to see the photos of Su Ah. Meanwhile, Kang Je gets to know that Su Ah and Han Su were from the same orphanage.
Kim Ye-won
Shin Hye-Soo
Jeong Soo-hyun
Lee Hae Jun
Joo Se-Bin
Na Ye Ri
Lee Jung-jun
Kim Hyung-gyu
Shin Jae-hwi
Shon Jun-jae
Lee Jung-min
Kim So-Hee
Lee Bit-na
Lee Ji-Eun
Jang Dong-ju
Kim Han-Soo
Choi Kyu-jin
Lee Ki-Hoon
Choi Yu-hwa
Cha Hyun-Jung
Geum Sae-rok
Ha So-Hyun
Lee Jun-young
Yoo Beom-Jin
Yoon Kyun-sang
Ki Moo-Hyeok
Woo Hyun-ju
Jeon Young-Hye
Jun Suk-ho
Lee Tae-Seok
Kwon So-hyun
Seo Yoon-Ah
Byung Hun
Ahn Byung-Ho
Jeong Da-eun
Jung Soo-Ah
Suh Yun-a
Jo Mi-Joo
Seo Ji-young
Woo Eun-Hye
Kim Min-sang
Yoo Yang-Gi
You Seong-joo
Lee Do-Jin