Shock! The ignorant teenager was used as a stud by some mature sister at the ancestral tomb? The strange disease in his body miraculously disappeared, and he also officially set foot on the path of immortality...

Cultivation again? Tired, next! ... Wait, with a card-drawing system? Free to summon all kinds of cuties? Horay! Traveling into a cultivation world that highlights strength but identified as talentless, What to...

Masuda Keima, a lazy high-school boy who prefers to laze around and avoid working, gets summoned as a dungeon monster by a girl avatar named "Dungeon Core No. 695" who is the dungeon core of the mighty one-room...