Thank kiddo jyu and thahachaina jyu...
according to me she was angry because she felt that she had wasted 20 years of her lifetime abroad away from her family. Her family doesnt have much attachement wirh her And now when she returned she felt angry with herself.  Yestai yestai...
arko choti ali suddha lekhney koshis garchu.

Again tapai harule padhdinu bhaecha. Khusi lagyo.