The first and second seasons of Stranger Things focus on the mystery of the town of Hawkins and the Upside Down. In season one, Will Byers disappears, and his friends try to find him. During their search, they meet Eleven, a girl with special powers who escaped from a secret laboratory. Together, they discover that the lab opened a gate to another dimension, which caused dangerous creatures to enter their world. Season two continues the story after Will is found. He struggles with the trauma of

Serology Training for Students in the Laboratory