Sometimes you need someone nearby to keep your neck warm while you nap. Can't fault that.
There's plenty of branch for everyone, spread out!
Get a room you two!... On second thought, you're so squee, cuddle wherever you want!
I swear, these two do nothing but cuddle and nap together.
My kittens Illyria (silver), Quinn (tortie) and Rogue (tabby and white) cuddled up together.