In these time of War (Grillby x Gaster)

{The translation of my originally french book which talks about an Undertale's ship.}

After the long story of Asriel Dreemurr and Chara Dreemurr, humans have declared war on monsters. Then begins a real bloody war in humans' world, two trenches, monsters on one side, humans on the other. Armed to the teeth, humans are trying to send the monsters home, monsters trying to win their place in this world. Among them, there are these two people, Grillby Flame and W. D. Gaster. During the war, love gives way to weapons, grenades, cannons, rifles .. and yet, these two fighters will live a story to tell to several generations .. Follow them in this breathtaking story!