<□>Li Lei and □an Meimei were □wo a□ventur□us sou□s who a□ways sought□excite□e□t and □hrill □n□their □ives. □h□y were be□t □riends since ch□ldhood and shar□d a p□ssion for explorin□ the □nkn□w□. One d□□, as t□ey □ere sit□□ng u□der the old□oak tree in t□e □ark, Han □e□□ei had an idea□that would □ead□t□em □n □□□e□ adven□ure tha□ the□ woul□ n□ver□forget.