The Poisoned Strategist Who Returned as an Envoy

A legendary warrior risked his life and took lethal poison to defend his homeland, only to be framed as a deserter. Blinded by lies, his own wife and son turned against him, stripping away his only cure and leaving him to die. Rescued by a foreign empress, he returns under a new identity to expose the treacherous plot and clear his name. When his former family finally discovers the truth, will redemption come in time, or will their past cruelty destroy them all?