Shocked! Childhood Sweethearts Travel to the World of Navigation

I was shocked, my childhood sweetheart traveled to the world of navigation! —— There is a secret in Shiraishi's heart, that is, his childhood sweetheart who seems to be missing has actually traveled to the world of great voyages. "Ding, your childhood sweetheart sent you the Thunder Fruit!" "Ding, your childhood sweetheart sent you the Sixth Form of the Navy!" "Ding, your childhood sweetheart sent you a domineering training method!" "Ding, your childhood sweetheart sent you the Supreme Sharp Knife!" "..." Ps: Newbie, new book. If you like this subject, please provide some data to support it. Thank you. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.