In the regular streets of Congo, Shion lived a boring life. But when he moved to Lubumbashi and went to a mysterious high school, everything changed. Students had to join clubs, but they weren't normal clubs like chess or debate. There was a secret group in the school. Shion had to figure out secret messages and make unlikely friends to survive. This mysterious group had power even outside the school, and danger was everywhere. Now, Shion's once boring life was full of mystery.

In the biggest school of Congo one course have been add on the study plan.however this one is only available for 3rd classes .after finding one video about this class zahir and his friend decide to find the truth