Chapter One.

When Kara was 18 she had a baby, but nobody knew. She had a close friend keep the baby for her to keep her ray of sunshine safe. Four years later , her daughter is dropped in her arms during a simple day at work. Will Kara share the secret of her baby or keep it from everyone including the people she spends the most of her time with. She will have to deal with the struggles of being a full time mom and a superhero.
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Yes Kara does come out as Supergirl earlier in this story then in most books and in the show. This has a little Supercorp it it as well.