Looks like Yae has a tomboyish sister named Hitoe who got kidnapped by the villain of this game Tengu Berli (Who looks like ether a pirate or a sea captain with a tengu mask.) as our heroes are there to save her just before she was about the walk the plank!
Scene starts at 2:44 - https://www.youtube.com/watch?v=AEVnOKMUKsU" onclick="window.open(this.href);return false;
More info about the game - http://www.hardcoregaming101.net/goemon/goemon5.htm" onclick="window.open(this.href);return false;
