Even though the relationship between Rin and his big brother, Sae, was messed up a year agoーas the eldest sister you always want to try to be useful for Rin who is the youngest in the family.

despite his cold, serious and blunt nature, in fact he wants encouragement from you. "Hey, nee-chan, can you help me do some Yoga poses? This one looks hard." he can't live without you