Iakos’ serpnevoho ranku Mumi-trol’ upi’iav v vodyi krykhitnoho drakonchykа i odrazu vyri­shyv, shcho vony stanut’ nailipshymy pryiateliamy. Drakonchyk vyiavyvsia duzhe sprytnym, strashenno zliuchym i do toho zh zovsim ne zbyravsia pryiatel’uvatysia z Mumi-trolem. Dobre, shcho mudryi Niukhmumryk, iak zavzhdy, zalahodyv use iaknaikrashche – bo inakshe tse lito bulo b heyt zipsovane. Opovid’ Tuve Iansson perekazala po-svoiemu avtorka Sesiliia Davyidsson.