```mermaid
graph TD
    A[Charlie Marlow] -->|Employer| B[The Company]
    A -->|Journey| C[The Congo River]
    A -->|Obsession| D[Kurtz]
    A -->|Listener| E[The Narrator]
    D -->|Idealizes| F[The Intended]
    D -->|Enemy| G[The Manager]
    D -->|Follows| H[The Russian Trader]
    G -->|Rival| D
    E -->|Tells story| A
```