Tensei Shitara Slime Datta Ken: Bangai-hen - Toaru Kyuuka no Sugoshikata

Rimuru and his companions embark on a journey to the Magic Tower, a renowned sanctuary where magical knowledge from across the world converges. Their primary objective is to utilize this vast repository of arcane power to research and develop entirely new special techniques. What was intended to be a focused period of study quickly transforms into an unexpected challenge when the group arrives at their destination. Although they are meant to dedicate themselves fully to their magical research within the tower's walls, their plans are abruptly derailed. Instead of enjoying a peaceful environment for innovation, Rimuru and his friends find themselves unexpectedly drawn into a sudden conflict. The very place designed for the advancement of magic becomes the stage for a confrontation that threatens to disrupt their work, forcing the group to navigate unforeseen dangers while trying to accomplish their original goals.