Will and Lily aren't speaking. Worse still, Will is suffering adverse side-effects from protecting his friends from the rogue KT.

With the school prom imminent, Will - his brain still nano-charged - decides to invite Eve as his date, allowing her to attend and help fulfil her learn protocol. Perceiving this as a snub, Lily forces Will to confront their feelings for one another. Meanwhile, at Calimov, Katherine is working against the clock to find a cure for her degenerative injury.