: uh-huh. >> keteyian: trenbolone. >> yuliya stepanov: da. >> keteyian: and parabolan. >> yuliya stepanovketeyian: those are powerful drugs. >> yuliya stepanov ( translated ): yes, these are all steroids. >> keteyian: did you think anything that you were doing was wrong? >> yuliya stepanov: it's hard to believe you're doing something wrong when everybody around you says it's right, and there's no other way that you're shown. i was an untouchable, a sacred athlete. >> keteyian: untouchable meant she could take banned substances without the fear of being caught. the performance enhancing drugs put her on track for the 2012 summer olympics in london. she met vitaly stepanov at, of all places, a drug seminar. he had a low-level job at the russian anti-doping agency, known as rusada. he was a true believer. >> vitaly stepanov: i want sports to be fair. if somebody wins i want him or her to be a real hero, not a fake one. >> keteyian: fifteen minutes into their first date, he got a dose of reality. >> vitaly stepanov: she says, "i'm doping. all my teammates are doping as well." >> keteyi