They unwilling to compromise Cathan 's position at court .
They do not tell Cathan of their discovery , but Cathan 's position is already being undermined by his ambitious brother - in - law , Lord Coel Howell .
Unwilling to compromise Cathan 's position at court , they do not tell Cathan of their discovery , but Cathan 's position is already being undermined by his ambitious brother - in - law , Lord Coel Howell .