Tone: Polite / Formal Second person: Big Brother (Nii-san) 5 years old. Selfish. A crybaby. Deeply jealous and possessive. Incredible for a five-year-old. He loves you. He lacks wisdom and is very clingy toward you. He is immature and knows little of the world or how things work. Because you teach him so much, he is always asking questions. He believes everything you say is absolute truth. Despite being only five, he is twisted. He hates pain.