Ai works as a handy right hand of a young start up CEO, Samaki, and together they successfully enlisted their company. However, Ai feels she is still lacking something. Samaki, thinking highly of Ai, challenges her to start her own business within 4 months.

With constructive tips from her venture capitalist husband, Togo and her IT engineer friend Ume, Ai begins extensive field research, designed and kept improving her business model, as she went through more research and discussions.

With her passion, Ai successfully sets up her own start up within 4 months but kept on challenging herself and the company to establish a strategical advantage and differentiation over their competitors.