Okay, I'm really frustrated... girls, give me some good advice, nobody…

Okay, I'm really frustrated... girls, give me some good advice, nobody to share with... In short, my husband is on vacation and his parents insisted we come visit them in their village for a family trip. We were supposed to help with potato planting and do all sorts of chores around the house. They live in a village (400 km from the city), a 7-hour drive. The road is expensive and bad, 70 km to the village. His parents aren't old people, they work. So, two days before our planned departure, the child got sick on the third day after vaccination, with runny nose and cough. My husband insisted that we still go because his parents are