After everyone had
(What do you suggest then, start a new story? If this is the case, I suggest a rule that person who is currently adding words may not end the sentence if s\he is adding words to a current sentence. However, if s\he starts a new sentence, s\he may end the previous one. example: The biggest idiot of them all - George, ate the ugly poisoned apple ... now one can either add words to current sentence or put an . or ! in the end and start a new one. )