This is how I explained Tonks/Remus to myself in retrospect.
Hedwig lays some eggs. Trevor the toad goes missing. Hagrid won't let visitors into his hut. The trio - and Neville - investigate. Finally, a funny fic from TrollSister.
Sybill Trelawney remembers a time when Minerva McGonagall let her hair down...
Kreacher cannot believe his eyes... The youngest of the Malfoys, here, at Kreacher's Master's House? But how dreadful he looks, so pale and thin! Why has Master brought him here? Kreacher must find out...