Al's fury over the sugary drinks ban on campus lands him in hot water, but with the help of student April they manage to come to a compromise. Heston puts his plans for the minor surgery unit in place. Ayesha works with Leo on a case but misses a vital piece of information that puts a child in danger.

Emma is baffled when an old friend tells her he has travelled back in time to this moment for a very particular reason. Sid brings Heston's grand plans for the minor surgery unit down to earth, and Ayesha gets proactive in an attempt to lift her mood, but she feels a whole lot better after a visit from Leo.