Bickering Classmates #7- Environmentally-conscious Angels

Not finishing one's lunch, wasting papers and electricity...The headmaster Mr. Luo discovers students at the Blue Sky Primary School are weak in environmental consciousness.He decides to launch an environmental protection campaign to push the students to care for the environment.Wen Lexin and Gao Limin, among other pupils, eagerly participate and make efforts to save energy and plant vegetables. It comes as quite a surprise that they become squanderers of resources.What on earth has happened?What danger will they encounter when planting at the school?