Dee ihe na-aga n'ihu maka paragraf a - Kim Jun bụ nwa nke ohu eze gbapụrụ agbapụ, onye ndị mọnk zụlitere. Afọ ole na ole ka e mesịrị, mgbe a chụpụrụ ya n'ụlọ ya n'oge agha, Kim Jun ga-ahapụ ụzọ udo ya iji sonye n'egwuregwu na-egbu egbu nke nwere ike ịbụ tiketi ya maka nnwere onwe site n'aka ndị nna ya ukwu, Choe Chung-heon's clan. N'oge ndị Mongol na-awakpo Korea
, Kim Jun na-ebili n'ọkwa iji bụrụ onye isi ndị agha, ma mesịa chịa alaeze Goryeo ruo afọ 60 n'ọnọdụ eze ya.