Hey so I have been trying to find this manga idk if it in mangago but I’ll still ask so ...

Hey so I have been trying to find this manga idk if it in mangago but I’ll still ask so all I know that it’s about a guy that plays an rpg game but always chooses a girl character because guys give him stuff then he gets a boyfriend in the game I think he called him self Lucy not sure but his “boyfriend” it’sa got in his school I was an add on it on YouTube but I keep forgetting the name I think it has something with sign in that’s all I know