La rivière à l'envers - tome 1 Tomek

The incredible epic Tomek, a 13-year-old grocer, looked for water from the river that makes it immortal."So you have everything in your store?" asked the girl. Really, everything?" Tomek found himself a little embarrassed: "Yes... finally everything necessary..." "So," said the fragile little voice, "you may have water from the Qjar River?" Tomek didn't know what this water was, and the girl saw it well: "It's water that prevents you from dying, you didn't know it?"