She could not take it anymore. It was painful to watch her dad decline, and he had stubbornly refused to take time off work because he was the sole bread winner.
She decides to deceive her dad, disguise herself, and take his place after her schooling hours. The working conditions were not kind, as she was among the company of men who knew her dad for years.
The charade was not foolproof and someone saw right through it.
She feared being discovered, but being exposed brought her more good than harm.