Gli uccisori

A fever of blood has struck London with neither reason nor advance notice. Anybody may be liable to be gripped by a murderous ecstasy and seize you by the throat; nobody’s above suspicion, nobody’s exempt from it. Step by step the horde of killers rises... Only the bizarre Professor Wells seems to know something. An invisible contagion flows through things and people, a kind of folly springing from a plot. How to put an end to that?