Mark was the average 18-year-old man in senior year. We know that the water makes people younger, but Mark does not know about that rumor. One day he drinks the water, and feels himself shrink. As soon as the shrinking stops, he enters the high school, only to find out that he is too young to be in grade 12, so they enrolled him to another grade. Mark then looks at the mirror in the school bathroom, only to see that Mark is now...