A passage between the walls for hide and seek. Search “선릉풀싸롱《OIO●2I4I↔⑤36I》선릉룸싸롱선릉룸사롱Α선릉룸쌀롱←선릉룸쌀롱↑『이벤트』선릉풀싸롱Γ선릉미러룸↔+선릉외국인접대♬” from Inspired by Tom and Jerry, This Net-Filled Vacation Home Is a Kid’s Paradise

Search “선릉풀싸롱《OIO●2I4I↔⑤36I》선릉룸싸롱선릉룸사롱Α선릉룸쌀롱←선릉룸쌀롱↑『이벤트』선릉풀싸롱Γ선릉미러룸↔+선릉외국인접대♬”

A passage between the walls for hide and seek.