In view of this chapter is, I have very strong doubts. If we do not see any direct evidence from the author, then there are two options:
1) There really is no catch.
2) The catch is, but he is too abstract to understand something.
At the moment I do not see some hint towards salvation Hinami. When Kaneki told about Takatsuki, hope for their alliance against cochle, was buried.
Therefore, we can get a grand failure of such "frivolous" expectations regarding the plans Kaneki