在春天的阳光下，花朵绽放，鸟儿欢唱，万物复苏，心中满是希望与温暖。行为科学

　　Prequel to the popular story Mateo Txistu: Basque Country, late 19th century. In a small village, parish priest Mateo disappears without trace. As locals tattle, the Archbishopric sends two priests to get to the bottom of the occurrence.