第 443 集: 少年偵探團成員在海灘挖蛤蜊，隨後一名大學生在車內中毒身亡。

443

The Junior Detective Club are at the beach digging up clams. Soon they encounter a college group of students on similar excursion. Later, however, one of the college boy is found dead from poisoning in the car in which they had ridden. (Source: Wikipedia)