That's good enough for me.

[With that, she lifted her hands to lightly brush back her damp hair, then took a step away from him. One hand raised, and she uttered a few words in a language that may or may not be unknown to him:]

Gnirb eht koob ereh

[A cloud of smoke manifested in the air before her, swirling around and growing thicker and thicker until it formed a cloud, which soon dissipated to leave a large book. Its pages looking well worn. A swipe of her hand opened the cover, flipping through the pages slowly.]

[The words on them were all hand written. There were some pictures included. An names at the top of every couple of pages.]

Jack started this tradition. A long time ago.

[Her smile was sad as she watched several familiar words flicker by, keeping her eyes focused on the book. So she had no idea what his initial reaction to either the magic or the names might be.]

People who went home. Friends, mostly, although he tried to add as many entries as he could. So that nobody would ever be forgotten.

[After a minute or so, one page came up and lingered. The name at the top--"Jack Frost"]

When he left...I added an entry for him. It would have felt wrong not to.