The World of Mist, Starting with Killing Goblins

Waking up in a strange wooden house, Roland found that the outside of the house was shrouded in fog, with strange monsters looming in the fog, and roars coming... … Don't go out after fogging. This is a fantasy world after the cataclysm, where the empire has been destroyed, dark clouds cover the sky, and strange fog surrounds villages and towns. In the mist, corpses roared, evil spirits murmured, groups of jackals howled, and trolls' heavy footsteps shook the forest. Professional adventurers use extraordinary martial arts to fight against monsters, while ordinary people are trapped in villages and towns, suffering from shortages of supplies and struggling to survive. Roland opened his eyes in this dangerous world, and saw strange shadows outside the window, and a terrifying crashing sound. The only thing he could rely on was a steel sword in his hand and an "Adventurer's Mission Log"...