Death is inevitable.

Unavoidable as it may be, the firm representing the British royal family will have most likely prepared for every possible situation when its new monarch, King Charles III, dies.

Though the king has longevity in his genes — his father, Prince Philip, died at age 99 in 2021, just two months before his 100th birthday, and his mother, Queen Elizabeth II, died at age 96 last September — the entire line of succession will shift when he dies someday.

As he did when Queen Elizabeth died, the next in line to the throne, Prince William, will immediately accede as monarch. William's wife, Kate Middleton, is expected to be known as Queen or Queen Consort.

But what would happen to the rest of the royal family should King Charles die first?

Click 'read more' to find out.