Just one tiny mistake and everything you do will be ruined
Spoiler:
Lost Your Pen = No Pen
No Pen = No Notes
No Notes = No Study
No Study = Fail
Fail = No Diploma
No Diploma = No Work
No Work = No Money
No Money = No Food
No Food = You Get Skinny
Skinny = Then You Get Ugly
Ugly = No Lover
No Lover = No Marriage
No Marriage = No Children
No Children = Alone
Alone = Depression
Depression = Sickness
Sickness = Death