Boys are simple and honest creatures. Put them on a cliff with a river below, and they'll toss stones, laughing at the echoing splashes. Now, what will they choose: attending school or seeking adventure by braving monster-infested lands and hunting dragons? Naturally, the latter sounds far more exciting. Give them a system, and their happiness knows no bounds. Boys will always be boys. Join the journey of these four retards as they navigate the perils at the end of the world. --- World: Solo Leveling and Crossover The cover is not mine.