This is a brief description of the light novel Awakening The Gluttony Talent: I Become Stronger By Eating.

The gluttonous Lu Lu is reborn in a parallel world where all the creatures on earth have awakened to their supernatural powers.
There, fearsome beasts are rampaging everywhere, threatening the lives of mankind.
Young men and women who have come of age develop their talents in various martial arts dojos. They would then use their talents to defend their homeland.
Lu Bu awakened the power of SSS-grade gluttony.
Each time he eats the flesh of a fearsome beast, his strength increases. Each time he eats the flesh of a beast, his strength increases, and each time he eats the heart of a beast, his soul becomes stronger.
In other words, he becomes stronger by eating.
The effect of gluttony is said to be even stronger if he uses higher quality ingredients and better cooking methods.
And so he embarked on a journey of becoming stronger by eating.
[Ching! It was confirmed that he had eaten the meat of a B-grade king cobra. Acquired. [Attributes of toxic immunity]
[Ching! Confirmed that the host ate the heart of a Class A firebird. Obtained. The host gained the [[skill of spewing lava]]
[Ding! Confirmed that the host consumed the nerve of a SSS-class white dragon. Obtained. [[Talent of Infinite Regeneration]] gained.
Monsters are coming!” Run!” The host of the white dragon was found in the midst of those who were making a fuss, “Run! Run!” They shouted.
The monsters howled, “Lou Yu is here! they howled. Run! .
Lou Yu thought, “It feels good to be at the top of the food chain!”