You are serving as CTO (Chief Technical Officer) of a company called DailyShop, which is an online shopping website. The website platform provides convenient grocery shopping experience with 24/7 via internet. Therefore, the high availability service to keep the website up and running becomes a highly demanded solution. Due to the increasing demand for their business and benefits from virtualization service, DailyShop decided to integrate their IIS web application server into a high available virtualization platform to serve their customers as well as their internal business functions. 

As a CTO, you are responsible of the design, deployment, and maintenance of the virtualization platform for the company. Based on your understanding, you need to design a solution with reasonable assumptions (IPs, vCPUs, vSwitches, vStorage, etc.) to the requirements including planning, system architecture, software requirements, hardware requirements, security, and backup for at least: 

1. a domain controller
2. a storage server
3. a failover cluster with at least two nodes
4. an application server running the IIS Web service