At the end of the day, Tralkor uses some of his healing magic, to get himself fully invigorated again. After that, he is more then happy to take up his part of the watch once more.
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Cure light wounds (1d8+4)[7]

The next morning (if all goes well) he spends a little extra time preparing his spells, adjusting here and there to match the environment they'll be facing soon.