A Strong Officer, a Lovely Army Wife: She Thrives in the 1970s Military Life

After Jiang Tong, a doctor with Doctors Without Borders, dies in the line of duty, she unexpectedly transmigrates to the 1970s. As if transmigrating weren't enough, she finds herself in the body of a hugely overweight woman.

You've got to be kidding. No matter what, she has to lose weight.