How to fix daddy issues vicariously

A dad who regrets that he neglected his daughter which “led” to her death gets a second chance to reconcile. Love me some wholesome father daughter moments! Features a genius dad who doesn’t know he’s a genius and a genius daughter who’s just blossoming

an isekai where the FL actually acts her mental age and fails to act as a child. she is so funny and her relationship with her dad is top-tier. they're so cute. they're both learning how to deal with their emotions and keep each other in check. vvv wholesome and hilarious