I’m a little lost but after that kiss everything is okay

They went back in time because one of them died in 1 and 2nd timeline, so this is the third timeline and «final» chance. I’m guessing they both want each other to be alive, and that’s why they went back in time. And in those timelines J already realized his feelings- I think.

me personally, i am still confused. we have so many mysteries yet unsolved, then a mysterious wrist watch appears suddenly and on top of a possible multiverse we also get time traveling? and then they kiss. so much happened it will probably make more sense if i reread it ig…