Dooly and Boogi OST - Opening

Hanchi, doochi, sechi, nechi, Ppooggo bbang, Ppooggo bbang Hanchi, doochi, sechi, nechi, Ppooggo, Ppooggo bbang, bbang Dooly running, if you reach out your hand, you can catch him Dooly, my friend who smiles when I'm in trouble (Ppooggo Ppooggo, me too, me too) I really hate it when they make fun of my short height I may be short, but I have deep thoughts and big dreams (Ppooggo Ppooggo, me too, me too) As my height grows every day, my dreams grow every day With my cool friend Dooly and cute Ppooggo Hanchi, doochi, sechi, nechi, Ppooggo bbang, Ppooggo bbang Hanchi, doochi, sechi, nechi, Ppooggo, Ppooggo bbang, bbang Dooly and Ppooggo 🎀🎀🎀🎀 I barely remember the plot of this anime, only the Ppooggo bbang, Ppooggo bbang part remains clearly 🤣 I only remember up to 'Dooly, my friend who smiles when I'm in trouble'. But I thought it was Ppooggo ppang, Ppooggo ppang, turns out it was bbang? lol Even after listening again after a long time, it's such an addictive song. What was the story about... I think Dracula and Frankenstein appeared 🤔