▁activ ated ▁by ▁holding ▁" click " ▁command ▁and ▁available ▁actions ▁are ▁switched ▁by ▁circular ▁finger ▁movement . ▁In ventory ▁is ▁displayed ▁on ▁pin ch ing - in / pin ch ing - out . ▁Such ▁menu ▁is ▁functional ▁only ▁on ▁touch s creens , ▁while ▁the ▁controls ▁schemes ▁switching ▁option ▁is ▁available ▁for ▁all ▁devices . ▁ ▁Plot ▁▁ ▁Long ▁time ▁ago ▁in ▁galax y ▁far ▁away ... ▁A ▁huge ▁spaces hip , ▁the ▁size ▁of ▁a ▁planet ▁was ▁heading ▁through ▁the ▁Sol ar ▁System ▁with ▁millions ▁of ▁al ien ▁colon ists ▁on ▁board . ▁Something ▁went ▁wrong , ▁and ▁all ▁of ▁a ▁sudden ▁the ▁al ien ▁spaces hip ▁lost ▁control . ▁It ▁is ▁yet ▁unknown ▁what ▁caused ▁the ▁crash . ▁However , ▁thanks ▁to ▁this ▁accident ▁the ▁Earth ▁has ▁obtained ▁its ▁very ▁own ▁satellite ▁- ▁the ▁Moon . ▁ ▁Most ▁of ▁the ▁al iens ▁died ▁in ▁a ▁crash ▁and ▁just ▁a ▁bunch ▁of ▁them , ▁placed ▁in ▁susp ended ▁animation , ▁surv ived . ▁ ▁With ▁no ▁one ▁to ▁re animate ▁them , ▁these ▁poor ▁cre atures ▁were ▁do omed ▁to ▁the ▁et ernal ▁sleep ▁though . ▁It ▁was ▁a ▁shot ▁from ▁a ▁Russian ▁n avy ▁cru iser ▁Aur ora ▁main ▁gun ▁that ▁sign aled ▁the ▁beginning ▁of ▁the ▁October ▁Revolution ▁of ▁ 1 9 1 7 . ▁D run ken ▁sail ors ▁missed ▁the ▁Ts ar ' s ▁Winter ▁Palace ▁and ▁hit ▁the ▁Moon ▁instead . ▁This ▁shot ▁de activ ated ▁al ien ▁sleep ing ▁machines ▁and ▁aw ak ened