zero is getting weirder by the day, he keeps getting away from lilia. lilia doesn't understand, what's wrong with zero, why is he moving away? why is he acting strange? what is he hiding?

That day lilia came to Zero's room, he saw Zero sitting on the floor, not moving, with his shirt buttons open. so lilia helps zero adjust the buttons on his shirt, while talking to him

"Leave me alone" Zero said coldly