▁der ▁Wien . ▁Although ▁not ▁as ▁popular ▁as ▁some ▁of ▁Stra uss ' ▁other ▁oper ett as , ▁such ▁as ▁Der ▁Z ige un er bar on ▁and ▁Die ▁Fle der ma us , ▁it ▁was ▁given ▁eight y - e ight ▁performances , ▁and ▁was ▁much ▁adm ired ▁by ▁Johannes ▁Bra h ms , ▁a ▁friend ▁of ▁the ▁composer . ▁ ▁R oles ▁ ▁Syn opsis ▁ ▁O vert ure ▁ ▁Act ▁ 1 ▁The ▁inside ▁of ▁a ▁mill ▁in ▁the ▁forest ▁ ▁The ▁app rent ice ▁forest ers ▁are ▁on ▁a ▁hunting ▁trip ▁to ▁the ▁mill ▁in ▁the ▁forest ▁with ▁the ▁singer ▁Paul ine ▁and ▁her ▁friends ▁when ▁they ▁are ▁surprised ▁by ▁the ▁rain ▁and ▁get ▁completely ▁d rench ed . ▁They ▁are ▁given ▁dry ▁clothes ▁by ▁the ▁mill er ▁boys ▁and ▁ma ids ▁of ▁for eman ▁Martin ▁for ▁a ▁good ▁price . ▁Professor ▁Müller , ▁who ▁is ▁applying ▁for ▁a ▁job ▁at ▁the ▁forest ▁a cademy ▁and ▁botan izing ▁in ▁the ▁forest , ▁is ▁also ▁driven ▁into ▁the ▁mill ▁by ▁the ▁rain . ▁He ▁meets ▁the ▁c ute ▁Jean ne , ▁Paul ine ' s ▁travel ▁companion , ▁whom ▁he ▁lik es ▁and ▁who , ▁like ▁everything ▁that ▁interests ▁him , ▁takes ▁photograph s ▁of , ▁  because ▁he ▁always ▁has ▁his ▁small ▁phot ographic ▁appar atus ▁with ▁him . ▁He ▁also ▁is ▁given ▁dry ▁clothes ▁by ▁Martin , ▁namely ▁the ▁work ▁clothes ▁of ▁the ▁mill er , ▁who ▁is ▁in ▁town ▁and ▁is ▁only ▁expected ▁back ▁in ▁the ▁evening