Every You, Every Me (смешанная)

“Did you know, Roci…” Doffy begins in a voice that only spells out trouble. As if he knows something Rocinante doesn’t, has never thought about until it’s said and done. “That Sengoku keeps your marine file in his desk?”
There’s something comforting about how unpredictable his brother is, something he can count on at least when there’s nothing else to rely on. He grabs a commentary on their great-great grandmother and puts it on top of the others, on the pile of papers he doesn’t really suspect his brother to read thoroughly.
“I didn’t.” He responds tiredly as he shuts the drawer and leans against the wall, “Do I want to know how you know?”
Doffy comes to stand next to him, tilts his head back until Roci can glimpse at his eyes from the side, and teases, “I looked, of course.”
--- or what if Rocinante wasn't allowed to infiltrate the Donquixote family and got promoted to the position of vice-admiral. These installments deal with "canon" events, the relationship with a warlord!Doflamingo and a saved!Law from Rocinante's perspective as a marine.