Don't Crush Me Giantess Nagatoro (FULL COMIC)

What Nagatoro enjoys the most in life is teasing her Senpai, and after receiving a drink with the power to shrink whoever drinks it, she will have an "interesting" idea. If Naoto doesn't obey Nagatoro like a slave until he returns to his normal size, no one knows what this sadistic girl is capable of doing toher new little toy.