Coke Ennyday, the scientific detective, divides his own time in periods for "Sleep", "Eat", "Dope" and "Drink". In fact he's used to overcome every situation with drugs: consuming it to increase his energies or injecting it in his opponents to KO them. To help the police he discovers a contraband of opium (which he eagerly tastes) transported with "Leaping Fishes", and the blackmail of a mysterious man who wants to marry the "fish blower" girl. Will Coke be able to free the girl ?

Five-thousand-year-old vampire Miriam promises her lovers the gift of eternal life. When John, her cellist companion for centuries, discovers that he has suddenly begun growing old, he attempts to seek out the help of Dr. Sarah Roberts, a researcher on the mechanisms of aging.