A loyal colonel in the king's service. He and von Tarlenheim discover Rassendyll's resemblance to the monarch and persuade him to assume the throne temporarily to prevent a coup. Sapt guards the drugged king at Zenda Castle, confronts the dwarf assassin, and aids Rassendyll in the final battle against Michael.
Sapt becomes Rassendyll's principal protector and adviser during the impersonation.
Sapt discovers Rassendyll's resemblance to the king and persuades him to impersonate the drugged monarch. He later helps Rassendyll defend the throne...
Sapt acts as a committed defender of the legitimate royal succession against Michael.
Sapt fears that Michael will seize the throne if the coronation is postponed. He later pursues Michael to Zenda Castle and joins the final confrontati...
Their opposition reflects the wider conflict between Michael's faction and the royalists.
Rupert serves Michael's treasonous plan, while Sapt leads the royalist effort against that conspiracy. Sapt helps corner Rupert at Zenda Castle.
Sapt directly prevents the assassination attempt.
Sapt interrupts the assassin while he is trying to garrote Rassendyll. The failed attack allows the false death signal to mislead Michael.
Sapt protects Flavia emotionally while maintaining the secrecy of the royal deception.
When Flavia comes to the lodge, Sapt attempts to shield her from the heartbreak of learning that Rassendyll has been impersonating the king.
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