Lotus

He pauses at the sight, eyes widening at the sight. He had seen Kaachan cry exactly twice in his whole life, and had been explicitly banned from even thinking about either time again on pain of death.
But he already died, so he remember Bunny-Might and he remembers Tsubasa and his heart drops as he thinks 'holy shit who died?'
Then, like a dumbass, he remembers that he's visiting his own grave, and sees the bouquet of flowers and thinks-
'Oh. I did.'
--
AU where Izuku listens to Katsuki and kills himself (kinda, he dies in the slime villain attack), and Katsuki was right- He wakes up, reborn as a baby whose quirk is perfect recall of his past life. Years later, 5 year old Izuku Nagori meets his favorite pro-hero; Ground Zero.