Through the transmission of happiness, more faces are full of smiling faces. Use the mouse to pull the smiley face to make it touch other faces. After many collisions, all faces turn into smiley faces. After winning the game, you can enter the next level.

Through the transmission of happiness, more faces are full of smiling faces. Use the mouse to pull the smiley face to make it touch other faces. After many collisions, all faces turn into smiley faces. After winning the game, you can enter the next level.