Board Thread:Theories and Speculation/@comment-12654584-20180815152132/@comment-36583283-20180815152714

Well, the closest we can get to finding out what Kishimoto had in store for Shisui is through UNS4. Shisui has been given his own perfect Susano'os

Yes I do agree about Kishimoto having plans for Shisui in the Naruto series but I guess it's just one of those plans that never came into fruition