Petrenko, seconded to work on an expedition in a small southern town, agreed with the hostess of the house, located near the location of the expedition that the Petrenko family will live in her house for 3 months: the wife and the young son. Petrenko paid the rent for housing immediately, about which the hostess of the house issued a receipt, calling the amount received as a deposit.
A few days later, the Petrenko family arrived, but the hostess refused to provide them with housing, explaining that she was expecting her grandson to come. She returned the amount received on the receipt to Petrenko. However, Petrenko demanded to return the received bag in double size, since it was given as a deposit. In addition, he requested reimbursement of expenses related to the arrival of the family. Not having received the required amount, gr. Petrenko went to court.
Question: what decision should take the court?

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