Hi Siennal,
Ni hao,
Do you antivirus installed at your notebook yet?
If don't have, please install avast antivirus then got update with new signature of VPS.
Then do a boot time scan, after that please come back to us.
Then you could installed additional desktop firewall like : PC Tools, Comodo Firewall or Zone Alarms from
http://www.filehippo.com/software/firewalls/To avoid Dos/DDos or exploit from your ex-boyfriend.