Without a word throughout the night, the two took turns standing guard, resting well for the evening, and despite not being able to distinguish day from night inside the cave, their bodies' natural habits still allowed them to roughly feel when it was time to sleep and rest.
Over the next several days, the two continued to advance, and Lin Xin had successive encounters with several black-haired horsemen, each becoming a trophy beneath his sword. These black-haired horsemen had great strength and average speed, with thick skin, but they had no other advantages, and they only knew a few repetitive black sickle techniques. Once Lin Xin figured them out, they became even easier to deal with.
Day after day, he dealt with an increasing number of black-haired horsemen. The number of horsemen's skull fragments he collected also grew steadily.