Daga Moesia, 'yan Bulgaria sun kaddamar da hare-hare a arewacin Thrace yayin da sojojin Rumawa ke fafatawa da Normans , wadanda suka kai hari kan dukiyar Rumawa a yammacin Balkans kuma suka kori Salonica, birni na biyu mafi girma a Daular.Rumawa sun mayar da martani a tsakiyar shekara ta 1186, lokacin da Ishaku na biyu ya shirya gangamin murkushe tawayen kafin ya ci gaba da yaduwa.'Yan Bulgarian sun sami izinin wucewa amma sojojin Byzantine sun sami hanyar tsallaka tsaunuka saboda husufin rana.Rumawa sun yi nasarar kai hari kan 'yan tawayen, da yawa daga cikinsu sun tsere daga arewacin Danube, tare da yin hulɗa da Cumans .A cikin alama ta alama, Ishaku na II ya shiga gidan Bitrus ya ɗauki gunkin Saint Dimitiriyas, ta haka ya sami tagomashin tsarkaka.Duk da haka yana cikin barazanar kwanto daga tsaunuka, Ishaku ya dawo da gaggawa zuwa Konstantinoful don murnar nasararsa.Don haka, a lokacin da sojojin Bulgaria da na Vlach suka dawo, sun ƙarfafa tare da abokansu na Cuman, sun sami yankin ba shi da kariya kuma sun dawo ba kawai tsohuwar ƙasarsu ba, har ma da dukan Moesia, wani babban mataki na kafa sabuwar kasar Bulgaria .