Parvati toppo with 16 weeks of twin pregnancy with huge mucinous cyst of right ovarian cyst of size 30cm x 25cm came to OPD. She was advised to continue pregnancy with proper precautions and regular antenatal checkups. She came with leaking of amniotic fluid at 34 weeks of pregnancy. Corticosteroids were given for fetal lung maturity. Emergency caesarian section was done and delivered healthy twin babies.