Kuba is an employee of an ad agency. Everything begins with the disappearance of a Russian model who appeared on one of their billboard advertising. Kuba is drawn into the brutal murder case, and becomes the target of an organized gang.

The film is set in one day (the title Monday) in the small Silesian town (Świdnica). Manny (pin) drives a delivery van in the warehouse. His boss (Tomasz Stanko) did not pay him the money, because the liquidity due to lending to people who can not repay their debts to him. Manny calls for overdue payments from the employer, but instead of cash gives him a notebook with the names of their debtors. Desperate Manny, seeing no other way to recover the money, he decides to forcibly pull money from debtors. To help recruit David (Paul Kukiz) - his trusted friend from the army. After a short deliberation begins debt collection to your account.

An unemployed English teacher has private lessons with the fiancee of a mysterious American. When the foreigner suddenly disappears, the woman asks the teacher to help her find him.

When an unhappily married woman meets a renowned scientist online, the two start to fall for each other as they exchange romantic emails.

In "Monday" Maniek and Dawid got hold of some dirty money. In "Tuesday" they invest them in a strip club.