Cast: Moon Baek Kyung

Having survived an isekai for 17 years, 34 year old Ojisan (uncle) returns to modern day Japan. Takafumi, Ojisan's nephew, now gets to witness what throwing a diehard Sega fan into an isekai for 17 years does to various things and people, both past and present.

Chong Shim threw herself into the sea of Indangsu! What will happen when she wakes up in a lazy dragon's dungeon? Meet many cute monsters while living a delicious, symbiotic life!