詳細介紹：Without w arning, m illions of mys terious alie n "doo rs&quot ; sudden ly appear aro und the globe . In a rush to determine the reason fo r their arriva l, manki nd must work to gether to un derstand the purpose of these cosmic anomalies. B izarre incidences o ccurring aro und the sent ient doors leads humani ty to que stion their own existe nce and an alte red reality as they attem pt to ente r them.詳情