Enslave a girlfriend

You get handed a character folder, which you read and suddenly you are immersed in a world which is described in the folder.

Name: Bohdan Tkachenko
Nationality: Ukrainian
City: Barcelona, Spain
Age: 20
Height: 7'1"
Hair:Brown
Eyes: Blue
Occupation: Basketball player
Status: Never Married, In a Relationship with Clarisa Vasquez
Sexuality: Hetrosexual
...Penis size: 12 inches, very straight, quite thin with a head much thicker than a base

As you wake up you become aware that you are perspective basketball player that moved to Spanish club two years ago. You are almost in the first squad, most of your time goes for training but still you managed to get a girlfriend Clarisa. Yes, Clarisa... Pictures begin to appear in your mind. You dated that hot 23 year photo-model for a year and than, by studying her Iphone, you learned that not only she is cheating with some looser but You never were anything more than a walking wallet for her. Sudden realization came to you as you turned your head, yes she is sleeping right near you, **** and guaranteed to sleep for at least 12 more hours. Ideal for your plan... The plan of ****. What plan did you had?