Li Lei □nd Han Mei□ei were t□o adven□urous s□uls □h□ a□ways□sought □□c□teme□t and thri□l in□thei□□li□es.□They wer□□best f□iends since□childhood□and share□ a□p□ssi□□□for□exploring □he unkno□n. One day, as they w□re sitting unde□□the old oak tr□e in□the pa□k, Han Meimei□had an idea th□t would l□ad them on □ new a□□entur□ th□□ □□e□ wo□ld never forget□