『坐在又大又硬的上面写作业作文』介绍:Whentheirmotherishospitalizedinacaraccident,PimandPuttsuddenlydiscoverthattheyhaveasetofgrandparentsthey’veneverknownabout.Butaterrifyingtruthhaslongbeenhiddenwithinthewallsoftheirgrandparents’house,atruththatgraduallyrevealsitselftoPimandPuttthroughamysticalhole,unleashinghair-raisinghorrorontheirfamily.