This Is My Primitive Tribe - Chapter 233 - 155: Migration Wave

The first time they met they had battled fiercely, just for a mere bunch of herbs. She needed it to save people, and he wanted to use it to save his own life.

I exist in the darkness, disappear under the bright light, and will eventually devour the sun and turn into the shadow of all things… Known by people as the indescribable terror of darkness; the king of shadows; the dark day; the existence of the shadow of the world , is still just a somewhat special high school student, facing a weird death game…

- Description from novelbuddy

Sealed Kaguya;Mikoto on her wedding night;Kushina during the Nine-Tails' Rampage;Kidnapped Konan...Uchiha Kage, who crawled out of the pile of dead bodies from the night of the clan massacre, discovers that every night he can enter a mysterious space.The space not only contains real female ninjas, but also real instances that update from time to time.Furthermore, by absorbing the dropped ninja fragments, he will also gain the abilities of the corresponding ninja.Crap, it's like I've started playing in the real Naruto world!You say I'm inherently evil?That's right, from now on, I am the most evil Uchiha!I'm going to make Konoha... No, I'm going to turn the entire ninja world into a paradise that belongs to only me!——Sasuke: I treated you like a younger brother, but it turns out you're my dad?Naruto: Awesome, Sasuke! Turns out we're actually blood brothers!

A normal guy gets hit by a truck and isekai'd. Why? Because trucks are apparently some cosmic loophole. He decides to be a dungeon, because it sounds weird and interesting to be one. Is it? Let's find out.