Her Kiss - Infectious Lust

Her Kiss - Infectious Lust summary:

After being hospitalized, Sana, meets a mysterious girl at the vending machine named Kousaka Ayane. They are both interested in each other and start spending time in their rooms. With every meeting Sana experiences new emotions which she hasn't felt before. After Ayane's doctor tells her that she is going to leave hospital she meets Sana one more time...