#redditstories #askreddit #aita #familydrama #birthdayfail #emotionalbetrayal #siblingconflict #healthscare  During a celebration meant to mark another year of life, a sibling takes things too far by incorporating allergenic food into the spread—despite knowing of a life-threatening allergy. What starts as a birthday disappointment spirals into an unforgivable act of negligence. Will this family relationship ever heal from such a breach?  redditstories,askreddit,reddit,aita,tifu,familydrama,birthdayfail,emotionalbetrayal,siblingconflict,healthscare,allergicreaction,familyissues,unforgivableact,trustbetrayal,siblingdrama,personalboundaries,relationshipdynamics,emotionalhurt,familyreconciliation,allergyawareness,familysecrets