Inside the business world, in which we follow the misadventures of César (Luis Callejo), the CEO of a very successful company, valued at many thousands of euros, who, from one moment to the next, sees his life, family and business upside down. Overnight, his wife kicks him out, his associates betray him, his company's stock exchange shares are worthless and its Finances are at a discrepancy. He has only a week to solve all these surprises. Entrenched in his office, he works from sunrise to sunset to recover his company and his life. But he won't do it alone. César will find in Ariana (Juana Acosta), cleaning lady of the night shift, an unexpected ally who, luckily, will erupt in his life.