Special A 4

“Siblings ･ Teacher”
Hikari goes to Kei's house to talk abbout pro wrestling with his father but she meets Kei's younger brother, Sui. Unlike Kei, Sui hates Kei. And it seems that he kicked all of his previous tutors out. In exchange of accidentally breaking his door, Hikari agress to tutor Sui. But all in the end, Sui comes to really admire Kei and again a happy ending.