The protagonist feels frustrated and neglected upon realizing that a significant event, her partner's mother's birthday, went uncommunicated to her. This oversight makes her feel unprepared and disappointed as she finds herself without a card or gift, leading to feelings of betrayal.
Her reaction is profoundly negative towards men, reflecting her feelings of anger and disillusionment. The quote highlights her emotional turmoil and suggests a broader commentary on the expectations and challenges women face in relationships.