"A TPS game based on 'Halo' universe where player complete various types of missions."
It's been suggested that Halo Bootcamp will be for the PC platform. Given the fuss, Microsoft was obliged to answer a question from a journalist, and surprisingly they they gave an honest answer of sorts:
What’s Bootcamp? It is not related to our Xbox One efforts, or the Reclaimer Saga, but rather a project we’re very enthusiastic about and will have more to say about in the near future.”