Title: Dr. STONE, Vol. 20
Description: Senku and Dr. Xeno are the Stone World’s top two scientists, and now they’re teaming up in search of the origin of the petri-beam that zapped all of humanity. But the road to where it all started is proving to be a bumpy one! Can the crew traverse nature to make it deep into South America, all while dodging the ferociously dogged Stanley?