In the wake of Pied Piper’s clickfarm scandal, the guys struggle to find funding for Pied Piper’s video-chat app to keep up with their rapidly growing user base. Erlich faces resistance from Big Head’s dad, while Gavin balks after Jack steps on his toes at Hooli. Having a hard time adjusting to his company’s pivot, Richard gets sage advice from an unexpected source, leading him to a big idea that could change his future.

An overtired Richard pushes himself to the brink of sanity while trying to move ahead with his next big idea. Eyeing a comeback, Erlich pressures an uncooperative Jian-Yang. Monica sets a trap at Raviga to improve her standing with Laurie. Dinesh goes on a date. Big Head enters the world of academia. Gavin faces an unknown future.

Cracks in Richard's latest partnership become more apparent when he's forced to deal with an unexpected interloper. Dinesh scrambles to find a way out of his new relationship as things get more serious. After learning of surprising developments afoot at Raviga, Monica has trouble deciding which horse to back.

When Richard decides to stand up to a patent troll, his defiance ends up coming back to haunt him. Gilfoyle goes to desperate measures to battle Jian-Yang's new smart fridge. Jared embraces multiple identities in his quest to reduce costs. Erlich tries to hang with the alpha males.