Season 2 Finale!

In Season 2's finale Dawson passed her firefighters test and got assigned to a different firehouse than the rest of the crew. Severide had an emotional crisis when a barely alive, badly burned boy is discovered in a room that he swept earlier. Chief Boden is getting married. Herrman is the best man in the wedding, he promised to get a church for Boden but couldn't, so instead they had the ceremony and party at the firehouse with all of their friends and colleagues. The wedding ceremony gives Mouch a chance to meet and girl that works for Chicago P.D. named Trudy. Mills asked Newhouse to look into his father's side of the family. Casey proposes to Dawson at Boden and Donna's wedding. He says "I'm a lucky man to have you in my life. And i want to make sure we're together forever" Dawson didn't get to answer because a call came. But when she told Shay that he proposed you can tell by her smile that she was going to say yes. But the call turns into a worst case scenario when no one answers Boden over the radio. The whole team: truck, rescue, and paramedics are in the burning building as it explodes! The episode ends with Boden trying to reach someone on the radio, when no one answers. Romance was in the air during Season 2's finale, several couples took big steps in their relationships. Yet it was all overshadowed by a "Is it fall yet?" cliffhanger.

Chief Boden proposing.