湊柊一郎

一个因暴露癖罪名被捕入狱的少年被判处十年监禁，关押在郁金香监狱。他在那里遇到了无可替代的伙伴，经历重重磨难并逐渐成长。他能与自己的阴茎对话，而它拥有独立的自我意识。
vndb：Arrested and imprisoned for exhibitionism crime, the young boy is sentenced with 10 years in Tulip Prison where he has fateful encounters with irreplaceable comrades and overcomes many hardships to grow up as a person. He can talk to his penis which has ego of its own.