Thamizh'slovethatdevelopsgradually,damagingrelationshipwithhiscousinintheprocess,getstornaroundthelovers'conflictingideasofwherehisfamilyfitsintheirnucleusoflife.Thelovergetsmarriedtotheestrangedcousin,Thamizhgetsawifeheconsidersheisblessedtohavehadandjustwhenthingsappeartobesettlingdown,adevastatingturnofeventsshakeshisfamilyapart.Inhisquestforreason,helearnshiscousinhadsomethingtodowithitandteachestheonesinvolveda'costly'lesson