Two curious worms spend their days investigating the otherworldly objects that fall through the grate into their subterranean world.
| Creator | N/A |
|---|---|
| Actor | Hong Beom-gi, Ahn Hyo-min, Kang Shi-hyun |
| Country | South Korea |
| Production | TUBAn |
| Season 1(104 episode) |
|---|
| Season 2(52 episode) |
| Season 3(104 episode) |
| Season 4(26 episode) |
| Season 5(52 episode) |
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