A Rank Party wo Ridatsu Shita Ore wa, Moto-Oshiego Tachi to Meikyu Shimbu wo Mezasu. 5 (KCDX)

[Machine Translation] In the world's highest labyrinth, "Colorless Darkness", Yuke encounters a mythic class of powerful enemies! Yuke makes a decision to survive...? Yuke, a red mage who left the A rank party he had been a member of for 5 years, is welcomed into a party of his former students who are all girls! Yuke's true abilities are revealed one after another as he conquers dungeons. This is a tale of a skilled support hero and a party of novice girls, in a warriors' tale of adventure! With the addition of the cat-eared ninja Nene, "Clover" has a new structure. Yuke and his team continue their investigation of the world's highest labyrinth, "Colorless Darkness," but what they encounter there is the mythical "Blue-White King of the Immortals," a powerful enemy! The group is on the verge of being annihilated by the tremendous power of this mysterious force. Under such circumstances, Yuke made a decision that was equal to that of the mythic class...? On the other hand, "Thunder Pike", who had been bitterly criticized by the guild, also gained a supporter with the same malicious intent, and the flames of jealousy flared up! And what he did was a forbidden move of the utmost folly...! The "Colorless Darkness" investigation reaches its turbulent and emotional climax!

世界最高峰の迷宮『無色の闇』で、神話クラスの強敵に遭遇！！　生き延びるためにユークが下した決断は…！？5年間在籍したAランクパーティを離脱した赤魔道士のユークは、女の子ばかりの元教え子パーティに迎え入れられることに！　ダンジョンを攻略するうちに次々と判明していくユークの真の実力。熟練サポート系主人公と、初心者女の子パーティの逆転無双冒険譚、開幕！！猫耳忍者・ネネが加わり、新体制を迎えた『クローバー』。引き続き世界最高峰の迷宮『無色の闇』の調査を続けるユークたちだったが、そこで出会ってしまったのは、神話クラスの強敵“青白き不死者王”だった!! 凄まじい異能の力に全滅の危機に瀕する一行。その中でユークが下したのは、同じく神話に等しい決断で――!? 一方、ギルドから痛烈な批判を受けた『サンダーパイク』も、同じ悪意を持った支援者を得て、嫉妬の炎を燃え上がらせる! そして起こした行動は、まさに愚劣極まる禁断の一手――!!『無色の闇』調査編、激動＆感動のクライマックス!!