[s6e5] — Devil's Bargain

: Casey and Severide clash over the best method to rescue a teenager trapped in barbed wire.

: Otis presents the new tool—which he views as a helpful advancement for the house—but faces the challenge of getting the newly promoted Captain Casey on board. [S6E5] Devil's Bargain

The "helpful feature" mentioned in Season 6, Episode 5, " Devil's Bargain ," refers to an expensive piece of new firefighting equipment imported from Japan that Otis (Brian Zvonecek) tries to convince Casey to participate in a beta test for. Context of the Feature : Casey and Severide clash over the best