Sonic's Obsession (Yandere!Sonic x Yandere!Shadow) !School AU

Sonic the Hedgehog has never felt emotions since he was hoglet. It was when he met Tails, his ex, when he learned emotions. Ever since he met Tails, he learned to fake emotions. One day Sonic runs into a mysterious man, who Sonic thought was very pretty. This man gave Sonic the ability to love whenever Sonic looked at him. This man was Shadow the Hedgehog, who also has never felt emotions until, he met Sonic.