Plain Sailing

Xiaobai from Hong Kong went to Kaohsiung to relax, and met Xiaohei, a Japanese boy working in Taiwan. The encounter between the two was like a sudden wave, which caught people off guard. We call it love. The two decided to hide in their own "little world" and live an ideal life. However, the calm water surface was broken one day. Only then did Xiao Hei and Xiao Bai realize that maybe the big world is not as big as they thought; the small world is not as small either...