Some mini games allow you to earn money to be able to confront the assassin lying just above you in the rankings.
The game alternates areas with greater freedom of action (to walk around the city, perform small tasks), and areas where we follow the corridor and where makes enemies to eliminate a boss.
There is a wide variety of possible moves. The game is not complicated. No need to be an expert to succeed.
French Caution involved except the voices that are in English but in French only.