Casey and Dawson apply for permanent adoption of Louie. Jeff Clarke gives Severide an interesting proposition. Otis convinces Herrmann to throw a bash celebrating the 100th anniversary of Molly's, but there are complications.
watched Chicago Fire 5×08 “One Hundred”
https://www.imdb.com/title/tt6115106/ (https://www.frederickcalica.com/?p=3339818)