I'm not sure who 'Gangu Bai' is specifically. There could be many people with that name. Without more context, it's difficult to tell the real story.
Since I don't have any information about this 'Gangu Bai', it might be a name known only in a certain local area or among a particular group. Maybe you can give some more details like where Gangu Bai is from or what field he/she is related to.
There are countless individuals in the world, and 'Gangu Bai' could be one of those relatively unknown people. To share the real story, we need more information such as his/her occupation, any significant events in his/her life, or relationships. Without these, we can't really tell the real story.
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