hollowtale

my own au and I can't think of any name if so pls tell

sans kept himself in the dark not wanting to tell his secret you see before anything Asgore made a deal with another king it was rough the other king had one deal a portal to his kingdom while Asgore wanted a warrior stronger than him to protect his kingdom in return a vessel to protect his kingdom it's sans he was very powerful for a young vessel
as he grew into a young vessel his childhood had not been easy papyrus had been secretly jealous of him and act like a jerk undyne want to make him strong by abuse toriel is one thing she always believed some rumors to protect the fallen humans alphys was always suspicious of him she wanted to do some research on him but was always caught by Asgore mettaton was also jealous because everyone in the palace
knew him and treated him like a prince but that's not the issue he was on alphys side so like the others was suspicious of him sans kept his secret but he snapped and went on to his kingdom to visit an old best friend who always beg him to join the ritual in his dreams he accepted it of course to cool down when something doesn't feel right at Asgores kingdom it's up to him to fulfill his duty and to finally be a pure hollowknight
(Also frisk fell in the underground ) he also met his old human friend who had a stronger soul even stronger than determination itself she will also be joining his side as always sans and his friends have to face frisk's threats to prevent the balance in the kingdom of hollownest from couroption due to the kingdom of fast knowledge, advanced technology and strategic war fairs the portal shall never be open due to the deal of the pale kings if the pale king finds out that the vessels spirit of determination has been broken war will come he will stop at nothing in order to get his son the prince of hollownest and seal the deal leaving the mountain king
kingdom to rot in decay and there hopes and dreams will fade to darkness.