We'll never know, since you didn't answer the questions.
a.) Would the lady have died if she had taken the fake vax that doesn't work and ruins the immune system?
b.) If your answer is no, how do you know this?
#KeepTrying

bagster wrote. “a.) Would the lady have died if she had taken the fake vax that doesn’t work and ruins the immune system?”
The vaccines are not fake. They work. Nor, do they ruin the immune system.