EP5 ดร.สโตน เจ้าแห่งวิทยาศาสตร์กู้คืนอารยธรรมโลก Dr. Stone ดูการ์ตูนออนไลน์ | After Tsukasa has left the group, the trio reach Hakone. To be able to defeat Tsukasa, they must quickly create gun powder. They stay in Hakone to gather materials for making gun powder and begin the process. During this time, Senku and the others notice smoke in the distance. They become certain that they are not alone in this Stone World. They realize that the smoke from their testing the gun powder may risk Tsukasa knowing their location, but...