I'm Not a Dragon Slayer

Traveling through another world, Leon thought he would live a peaceful and peaceful life until a red dragon came - his hometown was reduced to ruins overnight, and his relatives died in front of his eyes. Leon also awakened the [Dragon Hunter] skill. [Hunting: Convert your hatred towards the dragon into power, greatly improving all your attributes for a certain period of time. ] [Swallow: After successfully killing the dragon, you will obtain one of its skills or specialties. ] [Dragon Feast: The attributes of swallowing the dragon's heart are strengthened, and the degree of dragon transformation is greatly weakened. ] Leon vows to kill all evil dragons! Decades later, a legend spread among the dragons. If you commit a heinous crime, what awaits you is not divine punishment, but a dragon killer carrying a huge sword... [Pseudo-DND world view]