When three or more scatter symbols appear in the adjacent reels beginning from the leftmost one, the Free Spins Bonus round starts. You can choose from four bonus options with different combinations of reel sets and a number of Free Spins.
If two or more scatter symbols appear in the adjacent reels during the Free Spins Bonus round beginning from the leftmost one, two additional spins will be awarded.
Figure 1: 3 scatter symbols appear
Figure 2: 4 bonus options