History has proven that Sirius was without fault. He was respected by many， but it's uncertain whether his father saw him as a promising successor or a future adversary. The emperor of Bariura was known to be particularly unforgiving to his own kin， and the fact that he kept Sirius close to the very end would suggest that he saw his true potential. However， some scholars argue that the emperor was in fact taking advantage of Sirius， using his popularity to cover something up.