Sanzu no Kawa de Zarigani Tsuttemita.

Tsugumi spends day after day being run ragged by work. One day, she’s involved in a traffic accident, and when she comes to, she finds herself at the Sanzu River. There, a mysterious child named "Hanako" invites her to go crayfish fishing...!?

(Source: MANGA Plus)

Genres Shounen Supernatural