A newcomer named Luka appears in the class where Senka studies. He clearly stands out among his classmates with his knowledge and confidence. Senka decides to stop this upstart from turning up his nose. Who knew that Luka could travel around the worlds, and by following him, Senka would end up in a country with the mysterious name Ligenos? Amazing and sometimes dangerous adventures await the children here. Together they will have to unravel the mystery of ancient magic stones, overcome the spell of night spirits, get out of the captivity of an insidious mountain, and fight an army of invisible people. But to stay alive, you need to pass the most important test...For middle school age.