Barry arrives code 3 to Stanton, where he takes on a new disciple; Lisa gets clinical with her find, forcing her to take a closer look; the new guy pays heavily for a unit, but seems to know what he's doing, while Brandi and Rene struggle.

It's a hot one in Moreno Valley, with temperatures reaching the 100s. Kenny fights the heat by providing everyone with popsicles. Rene brings along his daughter, Tatiana, who needs a math lesson or two. Both of Ivy's sons lend a helping hand. While newcomer Dusty, bites the Dust...y.