HELP! I'M PARANOID!

[Fuchsteufelswild]

My browser in steam suddenly started changing languages into russian, czech etc. When i went to my account settings i saw my steam account is linked to another mail, when i tried to change it it says i'm already connected to my real mail, but in the account details it doesn't say so, it says i'm connected to some paypal account, i dont even have paypal! i dont know what to do, please help me, i'm deadly scared, my hands are shaking pls help

[Fuchsteufelswild]

ok, i'm gonna stream some movies on netflix (actually not netflix because not available in my country but same as it price and everything doesn't matter) i'm drknking some tea, this better be finished, and made up for it