I'm mean honestly, shinryu is child's play. Not one mechanic is new or has not been seen already, and really if you made it this far in level AND story then this shouldn't even be an issue for anyone.
Every dungeon AND STORY Trial has honed and trained every player for story boss's such as this.

" Oh no, I have hit a mildly difficult spot. Better not learn and make myself better! I'll just cry for it to be easier "