Police allege a 20-year-old man broke into a Toronto woman's home on Saturday, found her asleep in her bedroom and sexually assaulted her.
During the evenings between last Thursday and Sunday, police say the same man prowled the Queen Street West and Lansdowne Avenue neighbourhood, approaching six homes and peering through the windows.
On Sunday, the man was arrested by police, who say there may be more victims.
Zsolt Suhaj, from Toronto, has been charged with one count of sexual assault, five counts of prowl by night and one count of break and enter and commit sexual assault.
He's scheduled to appeared in court at Old City Hall on Tuesday morning.