It’s the summer holidays, and Mark is looking forward to having a big adventure!
But when his Mom and Dad announce that the family is going on a camping trip he becomes scared.
Will Mark overcome his fear of the dark and be able to enjoy the trip?
暑假到了，马克期待踏上一场精彩的探险旅程！
但是当爸爸妈妈宣布全家要去露营时，他有点儿害怕。
马克能克服对黑暗的恐惧，享受这次旅行吗？
