 Ramba uchiverenga ndima ino - Mumitambo yeOlympic yeZhizha ya2012 muLondon, Blume akakwikwidza nechikwata cheDenmark mumitambo mishanu yakasiyana. Mumakwikwi emamita makumi mashanu akasununguka akatadza kufambira mberi kupfuura kupisa kwakapedza 8th mumakwikwi ake uye 26th inokurumidza zvachose. Mumakwikwi emamita 100 akasunungukazvakare akabviswa mumutambo wekutanga mushure mekupedza ari wechitanhatu mumakwikwi ake uye ari wechi19 pakumhanya kwese. Akakunda kupisa kwake kwemamita mazana maviri akasununguka asi haana kufambira mberi kuenda kunhanho inotevera mushure mekupedza makumi maviri nemana nekukurumidza. Mu 4 × 100 metres freestyle relay Blume akabhururuka muDanish quartet pamwe naMie Nielsen, Lotte Friis naJeanette Ottesen; vakakwanisa kuenda kumagumo, kwavakapedza vari wechitanhatu, vachigadzira rekodhi idzva reDanish yenguva 3:37.45. Mu 4 × 100 metres medley relay Blume, Nielsen, Ottesen naRikke Pedersen vakasvika kumagumo ndokupedza vari vanomwe. Gare gare muna 2012 akahwina menduru yegoridhe paWorld Short Course Championships mu4 × 100 metres medley relay. Akakundawo menduru yebronze mumakwikwi e4 × 50 metres freestyle relay. 