As Pierpoint gears up to take Lumi public, Eric gets a long-awaited promotion to partner, Yasmin tries to escape Harper's shadow at the desk, and Robert struggles to manage Lumi CEO Henry Muck. Meanwhile, Harper sees an opportunity to get back in the game at hedge fund FutureDawn.

Following a bumpy IPO launch, Eric scrambles to maintain control over the floor. Meanwhile, Harper forms a new work alliance, Robert suffers a devastating loss, and Yasmin's ingenuity wins Henry's attention.

Eric, Yasmin, and Robert head to the COP Climate Conference in Switzerland to display Pierpoint's confidence in pivoting to ethical investing. But when Harper pulls a stunt that disrupts the status quo, market support for Lumi becomes threatened.

Deeply in debt with a new home and baby, Rishi takes a massive gamble after a surprise visit from an old friend. Later, with his luck running out both at home and work, Rishi engages in another high-risk, high-reward opportunity that could threaten his job at Pierpoint.

After being summoned by a government select committee, Robert worries he's become a pawn in a much larger battle between very powerful entities. Meanwhile, during the company's annual charity day, Sweetpea shares a theory with Eric that could mark the beginning of the end for Pierpoint, and Yasmin wonders if being vulnerable in a relationship is worth it.

Invigorated by LeviathanAlpha's success, Harper pitches an idea to Petra that finds them visiting London's top financial institutions - including Pierpoint. Later, Yasmin leans on Harper when her world is upended by catastrophic news.

When disaster strikes during Pierpoint's 150th anniversary celebration, Eric is summoned to the executive boardroom, while Rishi, Sweetpea, and Anraj try to save their own skins on the trading floor. Across town, Harper's risky moves jeopardize LeviathanAlpha, while Yasmin escapes on a road trip with Robert.

As a new era dawns at Pierpoint, Yasmin and Robert pay a fated visit to the countryside, and Harper comes to a career crossroads.