[Altima of the Gates]

Originally Posted by Marcus H.

Fortunately, I still remember NekoWhite. The nighttime meeting at Eikou Cram School happened as soon as Hitagi picked up the stray kitten named Tsubasa Hanekawa and allowed her to sleep over Tamikura-sou. The three clues from NekoWhite are the text message by Koyomi, the cardboard-and-desks bed by Hanekawa, and the pink-white flames by Kako.

Now though, I have to sort out the rest of the events.
I guess Shinobu Time happened before Mail?

This arc is the immediate sequel to Shinobu Time, Araragi was fulfilling Gaen's request to meet Kanbaru and do something for her as compensation for 'helping' with Hachikuji.