Talk:The Garden of Sinners Collaboration Event (US)/@comment-2600:8801:A700:5F80:3107:B7D1:A1FF:C96F-20180213032710

My sister is trying to clear it but she doesn't grind hard and her unit levels are low, no 3*+ Casters and only three 4*s not counting Limited Shiki. What are her chances of grinding out Ryougi before the end of the event?