Li Lei and Han Mei□ei we□□ two adventuro□s □o□ls □ho always sought ex□□temen□ and□□hri□l □n t□eir □iv□s. They were□be□□□fri□nds s□n□e□c□ildhood□and shared a□passio□ for□e□ploring the unk□own. On□□day□□as they□w□r□ sitting under□the□□□d o□k □ree in□the □ark, Han M□imei h□d□□n idea that wou□□ lea□ them on□a new □dventure that t□ey would n□ver fo□get.