That "don't give your blood" bs was the worst. For real, they don't do paternity test, it's even illegal! And.. it's not like that dude is the ONLY type O in the planet. Thats was tooooooooo forced.
Go back and read it again. Cheng Ge is Wo Wo's dad hence cant donate blood to him due to possible complications if there's blood transfusion.
That "don't give your blood" bs was the worst. For real, they don't do paternity test, it's even illegal! And.. it's not like that dude is the ONLY type O in the planet. Thats was tooooooooo forced.