In a Berlin of the early 20th century, a dense atmosphere charged with mystery envelops a group of scientists obsessed with the creation of artificial life. The plot follows a talented yet tormented doctor who becomes embroiled in an experiment that seeks to push science to unimaginable limits. Along the way, he encounters a young assistant who shares his fascination with the potential of humanity and invention.
During the course of his research, the protagonist begins to experience hallucinations and disturbing visions that cause him to question his own sanity. As he delves deeper into the secrets of creating a homunculus, an artificially conceived creature, the boundaries between reality and fiction begin to blur. The doctor must confront not only his own demons but also the moral and ethical repercussions of his actions.
The atmosphere grows increasingly dark as he discovers that his invention comes at a cost. Anguish and desperation lead him to question the nature of existence and the true meaning of being human. Amidst scientific dilemmas and an escalating sense of guilt, profound questions arise about the manipulation of life and the fate of those who challenge the laws of nature. The climax culminates in a confrontation between his creation and its creator, leaving the audience reflecting on the limits of knowledge and ambition.