1938. One year before the start of WW2. Gon Freecss. A young man only 18 years old has decided to enlist in the British Armed Service. He wishes to find his father Ging Freecss. A Four Star General of the Army. Will his choice take him down the path to his father? Meanwhile in another place we meet the Austrian 18 year old Killua Zoldyck. He comes from a line of famous mercenaries who worked for whoever they wanted, for the right price. He has been raised and trained for war and combat. But no amount of preparation can let him be ready for the coming war. Disclaimer: Sensitive subjects of the Second World War will be present. If you are uncomfortable with the mentioning of Hitler or the Holocaust or any other situations of this war, I would advise you to turn back.

Killua died protecting Alluka and Nanika from his family because they now know how to control Nanika. Killua got reborn as prince in wmmap.