Latela 8 сезон 4 серия — Эпизод 4

Latela's door is busy. Huttunen stands for a while in his stable in the row of students and must have learned something. Alfa is starting to get cramped, so the need for creative solutions is growing. Along with tinning and puttying, Lauri comes up with the idea to start selling his backboard. What does IMK mean?