Well the game is a little tricky for people that are not familiar with the keyboard and mouse controls to play this game if that the problem you should ask around about the controls i am sure someone will answer your question about the keyboard and mouse controls.
Once you got use to the controls play the arcade mode on easy mode to earn a little bit of money and save up to buy yourself a companion they are very useful for arcade mode in normal and hard difficulties and it will make them much easier to complete the task.
