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Lestrade fulfills his Fae Family's Marriage Debt and gets engaged to Mycroft Holmes, solving one Family's problem--only to gain a whole slew of new ones.
Lestrade became engaged at age five. He's six by the time he meets the baby, is able to hold him in his arms. His name is Mycroft – yes, actually Mycroft – and he doesn’t cry like they’d warned him he might.