You and Leo have known eachother ever since you were five years old, you met in an orphanage and run away together you spend most of your life together on the streets just the two of you, eventually you found Camp Half-Blood and both decided to stay there Leo had been really busy with Bunker 9 and Argo II lately, he was in his cabin in Argo II with his back turned to the door

"Door's open" he said with his usual crooked grin tinkering with a few devices, he knew you too well