Haha that moment when your work is done but actually not done just cuz of rendering being a bitch, always >.>
Anyway, yes I'm aware of things such as render passes, could be uses to decrease strains on cpu thus faster render time, but I don't enough mastery in render passes yet to confidently uses that method especially when the dedline is due in +/-6 hours UwU but thanks for the advices, will definitely considers the method in future project. =)