Orban and his team don't work for Hungary. They work for themselves (for a small group around Orban's family), trying to take out as much money and power from every opportunity as they can. This might explain purchasing the gas on higher price (and a huge amount of other controversial deals) and preferring partnerships with corrupt governments and politicians. It's all about business and power.

There are good meticulously researched articles about their businesses here (one of the few remaining independent, reliable sources in Hungary): https://www.direkt36.hu/en/