After Traveling Through Time, I Became a Bird Afraid of Heights

There was a magnitude 8 earthquake somewhere in China, causing countless casualties. She was one of the first psychological counselors to rush to the front line. Before she could shine, the aftershocks hit. She ran with her children and was buried before she could react. She only had time to push the children out... When I woke up again, I found myself in a shell. She was immediately dumbfounded, and it took her a long time to finally accept that she had transformed from a human into a bird... Or a bird that was afraid of heights...