DelzGB

Stricken with a dull, boring life, Gael has already discarded his ambitions as a high school dropout. However, a chance encounter with death leaves him a choice: 
[“Meet your end accomplishing nothing, or continue on in an unforgiving world and learn what it is to live.”] 
Wishing not to die, he accepts the offer, being granted a new life in a fantastical, mysterious world of Gaia. In this new world, he is not granted an easy life, instead hunted as those like him, transported from Earth–”Outlanders”--are deemed to be executed on sight. 
He is not helpless, though, granted a unique gift upon being reborn in this world–
[Integrating system into body.] 
[...10%...]
[....45%...]
[....87%...]
[Integration complete.] 
[Gacha System initiated.] [Level: 1]

Gacha System: Reborn In The Hardest World

"Corpse? Yeah, that rings—there's not a blade of grass left," Gael observed.

"Interesting…It's like the land has dried out," Matteo noted.

"You're not far off," Blythe confirmed. "The mana in this region vanished. Without it, the land died off."

Marching through the lifeless valley, he looked up at the hollow trees, listening to the passing whispers of wind.

"So, where's this dragon?" Gael questioned.

Matteo reached into his pocket, pulling out the compass with a confident smile, "When in doubt—"

"No need," Blythe interrupted the adventurer, pointing right past him.

Where the silver-haired woman pointed was a crater a march ahead, vaguely seen in the distance.

"That's where Blair rests," she said.

"You know your stuff," Gael remarked in surprise.

"It's not exactly hidden information. The Beasts of The Sky are infamous," Blythe informed him.

Calamity of The Sky