Fortuna

In a race against time, Felix and Caroline must track down a mysterious individual who has uncovered a time machine capable of undoing Felix's groundbreaking discovery of lupus ridens, or "laughing wolf." As they journey back to the past, they face the urgency of preventing this stranger from altering the future, which could spell disaster for their 23rd-century reality. The story intertwines elements of adventure and suspense as they navigate the complexities of time travel and its consequences.