'www.youtube.com/embed/onVzrF1w3AM' Step into a world where appearances are wonderfully deceiving. Imagine a house that looks like it's been standing for six decades, weathered by time, only to discover it's barely thirty years old. This is the intriguing first impression of a particular eatery in Gangdong-gu, Seoul. With a humble, even dilapidated exterior and a menu focused on a single, exceptional dish, it might seem an unlikely candidate for a bustling hotspot. Yet, this "suspicious raw fish place" is always overflowing with patrons. Join us on a culinary adventure to uncover the charm of…