Suee and the Shadow, Part 2

Something terribly wrong is happening at Suee's school. Can anyone save the school? The Zero Detective Club is on the case! New friends Suee, Haeun and Hyunwoo must solve the mystery of the Zeroes before they fall victim to the Zero disease. The Zero Detective Club must make a plan, follow the clues and save the day. However, one member of the club has something she isn't telling the others.