This story is about doraemon and Nobita episode where Nobita mistakenly press the lifeboat button and go to another world where Nobita nd doraemon came to know that ohhhhhhhhhhhhhhh I am going to told you but not yet I you wants to know the story so go and read it guys. IF THIS BOOK IS GOING TO SUCCESS THEN SURELY I RELEASE A NEW VOLUME BASED ON DORAEMON