"Silver Soul" is a model of car introduced by Rolls Royce in the year. "Gintama" is a popular manga serialized in Weekly Shonen Jump. Its story is set in the Edo period, where aliens called "Amanto" have come from space, leading to the rise of their power along with the government's decree of the sword abolition order, which caused the once盛行 (prevailing) era of samurais to decline. In such an age, there is still a stubborn hippie named Sakata Gintoki, who is fond of sweets, and he adheres to the soul of a samurai. The legendary figure who is said to have split the corrupt Edo in two, with hopes resting upon him.
(Note: The original text seems to mix up information about a car model from Rolls Royce and the popular manga "Gintama." These are unrelated entities, so I've tried to provide a coherent translation based on the provided context.)