How did peasants and serfs benefit after the bubonic plague?

Millions of workers died from the Black Death, resulting in a labor shortage in cities where the plague had hit most. The workers who survived after a third of Europe was wiped out were able to demand higher wages. Back in the countryside, many serfs and free peasants simply left their farms in search of better opportunities, or were able to extract concessions from the rich landowners.

Due to lack of medical advancement at that era, Millions of people died because of the Bubonic plague. After this happen, a lot of land that previously owned by nobles become uninhibited because many of the nobles died or choose to flee the contaminated territory. Peasants and serf benefited because they could take ownership of the lands and improve the quality of their life.