It's so cuteee, i'm smiling like an idiot. from the cover, i thought that this one is an age gap story too like the other 2. But then i realized that it's not, yamato and mitsuomi both 25 years old.
Related series :
1. Restart wa tadaima no ato de -completed
2. Restart wa onaka wo sukasete [sequel] -completed
Restart wa Tadaima no Ato de