More Like a Sniffer Dog
She took him to the forest just past the town's outskirts.
Could be worse, Tanjirou thinks with an amused sigh as he gathered carefully the specific plant she needed, flowers, leaves, and roots intact. Especially the roots. She tweaked his ear when he'd accidentally damaged a few, and despite the fact she's basically using him as a sniffer dog, Tanjirou hardly minded; the hopeless romantic in him rejoicing that she'd picked him, that they were alone together, even though they'll have better coverage with extra people.
Nezuko's box rattled. His sister peeked out. Well, Tanjirou amends, not quite alone together.