Harvey trusts Donna with the truth but explicitly tells her not to share it due to attorney-client privilege. Donna chooses to protect Thomas, tipping him off and blowing up the deal.
The intense fallout in Season 8, Episode 15, " Stalking Horse " showcases the firm unraveling at its seams. This episode remains one of the most polarizing and heavily debated hours of the entire season. [S8E15] Stalking Horse
The central conflict revolves around Donna’s relationship with Thomas Kessler. When Harvey learns that his client, Simon Lowe, is merely using Thomas as a "stalking horse" to drive up a deal with another company, the lines between personal loyalty and professional ethics blur completely. Harvey trusts Donna with the truth but explicitly