▁Smith ▁described ▁the ▁fake ▁flat ▁as ▁" lov ely ", ▁explaining ▁that ▁it ▁was ▁" a ▁full ▁set ; ▁bed room , ▁bath room , ▁working ▁t aps ▁– ▁everything ". ▁She ▁considered ▁the ▁flat ' s ▁ 1 9 7 0 s ▁decor ▁" re ally ▁cool " ▁and ▁" f unk y ". ▁ ▁Plot ▁ ▁Christ ine ▁( Smith ) ▁arriv es ▁home ▁to ▁her ▁flat ▁with ▁Adam ▁( R iley ), ▁whom ▁she ▁has ▁just ▁met ▁at ▁a ▁New ▁Year ' s ▁party . ▁Th ir teen ▁months ▁later , ▁it ▁is ▁Valent ine ' s ▁Day ▁and ▁Christ ine ▁ch ats ▁with ▁her ▁flat mate ▁F ung ▁( L iu ) ▁at ▁home . ▁Christ ine ▁is ▁d ating ▁Adam , ▁but ▁receives ▁a ▁card ▁from ▁her ▁first ▁boy friend , ▁whom ▁she ▁has ▁not ▁seen ▁since ▁child hood . ▁On ▁Mother ' s ▁Day , ▁Christ ine ' s ▁mother ▁Mar ion ▁( D ot rice ) ▁vis its . ▁Mar ion ▁reve als ▁that ▁Christ ine ' s ▁first ▁boy friend ▁died ▁when ▁he ▁was ▁ 1 6 , ▁which ▁Christ ine ▁had ▁forgotten . ▁Mar ion ▁ur ges ▁Christ ine ▁to ▁marry ▁Adam ; ▁Christ ine ' s ▁father ▁Er nie ▁( C ople y ) ▁has ▁Al z heimer ' s ▁disease ▁and ▁is ▁d eter ior ating . ▁The ▁following ▁year , ▁Adam ▁moves ▁in ▁with ▁Christ ine ▁at ▁E aster . ▁Christ ine ▁begins ▁to ▁prepare ▁a ▁surprise ▁for ▁him , ▁but