SSS Rank Dungeon de Knife Ippon Tewatasare Tsuihou Sareta Shiro Madoushi summary: Rei, a white mage who belongs to an A-rank adventurer party, is expelled from the party as a useless person who cannot move after using Heal once. Only one dagger knife was handed over. Left alone in the SSS rank dungeon, Labyrinth of Yggdrasil, Rei prepares for death… You’re the first human to reach this far.