Which story written by Fang Foong Yee
it is talking about........
when Louisa and Declan Mackenzie find out their cousin, Marcus,
is coming on their camping trip, they are not pleased. "Why,
Dad?" ask Declan. "Why does he have to come? He'll wreck
everthing." And it turns out Declan is right. But when Marcus
gets lost in an underground cave , Louisa and Declan are
determined to find him....
