This is my first prediction base on facts and timeline
shishui read the tablet of shrine
shishui meet with zetsu ang assume as madara learn to control the sa kyubi
zetsu is madara creation
young shishui facilitate nagato eye cast his genjutsu using uchicha eye thru danzo & hanzo collaboration in 2nd war
shishui and nagato probably same age after the war nagato and shishui form the akatsuki
shishui got angry at minato cause he let his little brother obito died, while he become a hero and become a hokage. Both shishui and minato rival in talents
shishui is a member of root back up by his clan & danzo, orichimaru
shishui hated kakashi he become a hero while his little brother obito died, but he didnt touch kakashi as a remembrance of his little brother legacy
shishui rival minato shishui is the is he real hero in 3rd war in manipulating 4th mizukage
shishui is top student of danzo orichimaru hated it. Orichimaru wanted to take itachi body to fight shishui in even terms
shishui won the war manipulate 4th mizukage he was recognize by ao, got kisame as an ally
shishui got the left eye of obito from danzo & orichimaru for exchange his left hand for obito's eye and body
shishui and itachi are cousins and bestfriends and itachi look up at him as big brother
shishui cast away genjutsu let he let itachi killed the there clan in exchange for uchicha eyes cast the genjutsu
shishui agree to assist the clan massacre in exchange for uchicha eyes and pretended to be suicide he let itachi do the clan massacre
shishui want change, itachi wanted to killed shishui he realized shishui in the wrong path
sasuke parents rival naruto parent in hokage title
final battle naruto vs sasuke in revenge for their parents
pogiboi from philippines