姥
=
女
+
老
:
Sir Lancelot (l) and his mother Bessie Coleman (女) meet Lancelot's granddad (老) in the aorta (ao3). His granddad says that he cannot keep his secret anymore: actually he's a woman, so he's his maternal grandma (姥). She also wants to become governess (姥) of the aorta.