TRANSMITZVAHisalovestorybetweensiblings.Theyexhibittheirwounds,exchangethepiecesofeachother’spuzzle,andcomplete(orstart)theprocessofreaffirmingtheirownidentity.Rubén–theSingmans’youngestson–challengestraditionbydecidingtohaveaBatMitzvahinsteadofaBarMitzvah.Twentyyearslater,Rubén–nowMUMYSINGER–returnstotheirhometownasafamousYiddishsingingstar.Afterasadeventinthefamily,MUMYloseshervoiceand,withthehelpofherbrotherEDUARDO,triestocompletethepathtoadultlife.Acomedywithajolly,playful,andmusicaldialogueaboutMUMYSINGER,andhertriptothepasttomakeherselfup,avoidingshortcutsandlabels.Thejourneytowhowereallyarecan’tbeavoidedandmustnecessarilybetaken.