Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
스크류를 사용하여 배를 더 빠르게 움직일 수 있습니다.seukryureul sayonghayeo baereul deo bbareuge umjigil su itsseumnida.You can use a screw propeller to move the boat faster.