It turns out that when you learn to plant happiness flowers with your own hands and bring a bag full of happiness to others, you are also sending happiness to yourself. Put on the mask, you and I are strangers, hiding your true emotions behind your back, but still longing to embrace happiness. 」

This is a fairy tale picture book for adults and children, the author tells a journey of happiness with dreamy and delicate paintings and almost extinct words. A stranger wearing a horse's head mask talks to his inner whale in the deep sea, drags a few quirky cats to follow, trying to bring the accidentally discovered flowers of happiness to people and save the lonely city.

Stories are buried in pictorial details, breaking down the boundaries of words, and this book opens up to a wider imagination, just as you and I often have different interpretations of happiness.