Wow the translation in the first two chapters is reaaaaaaaally awkward. This would have benefited from a competent QC who'd put the stilted mess through a grinder and have it spit out more eloquent english.
You can do it Jun! Not just anyone is qualified to be a tree you know, with their vertically-challenged-ness.
And yeah things might be going a bit too smoothly, I feel there's gonna be a last-minute crisis or two resulting in casting changes.
So did Tomo have a sudden outbreak of jealousy, or did she have the foresight to recognise and work against a "YOU DIED" bad end for Jun? Knowing her mental faculties, I suppose the former...