PC user shadow lords buggy

first of all audio and movie wont match up(after restart the game sounds like fixed). second thing when i join shadow lord i cant back to main menu i tried many things. also main menu and character select screen so slow (jago i dont know how to say he looks like weird he was more handsome and has more muscles) even i defeat mimic jago/tunder i cant close the shadow lords
16gb ram
edit: you need to finish tutorialish episode in shadowlords you will unlock jago for free after you can quit.