Now that the war was over Grimmauld Place was being turned into a boarding house of sorts for the trio and the various visitors that always seemed to be trickling through. During the war housekeeping wasn't exactly a priority and as a result the house was in disrepair. Molly, assuming her usual role, had taken it upon herself to give out the various cleaning assignments. Originally Ron was given the living room along with her because that parental supervision the only was he'd actually get anything done. Hermione was given the library because seeing as she was going to be spending the most time in it it only made sense that she be the one to organize it. She'd given Harry Sirius' room, in the end, thinking he'd enjoy all of the treasures to be found especially considering much of his consisted of photos of their school days and marauder memorabilia.
The plan backfired, however, as Harry emerged after merely 5 minutes and begged Hermione to let him do the library claiming that she'd enjoy the library more later on if she remembered it as a pristine aid and not a filthy hindrance on her quest for knowledge. He was quite obviously uncomfortable so she all too happily obliged. Harry didn't question it simply because he was so relieved he hadn't had to disclose his real reason for not wanting to be in there. He felt weak, but the memories of everything hurt too much to face. He knew that Hermione would be able to take it, not only because she was so strong but also because she'd have less of an emotional attachment to the things she'd find, little did he know….