Within a day, Davis returned to the Alstreim Family. Yes, it was that fast, but he and Princess Isabella decided to travel for three days. Furthermore, with Princess Isabella 'carrying' him with her Martial Sage Stage speed, the distance would become shortened to around half a day.
Yet, they took this long.
During this time, Davis knew that many things happened. The transfer of assets was finished quickly, and his mother, Claire, became filthy rich in these four days. She was now the owner of thirty-five million Peak-Level Spirit Stones, of which only about ten percent was in the form of liquidity; spirit stones and treasures while the remaining ninety percent happened to be fixed assets: properties and such.