The manager is the aunt, and you belong to the approver (or the approver of the department). These two responsibilities need to be separated. If you fill in the form and approve it yourself, it will become your own expenses.

In addition, if you fill out the form and let her collect the money, and she is the person in charge of you, it is possible to collect the money in the name of others.

The above two points are strictly controlled in the financial control process.