Accelerando: Datenshi-tachi no Sasayaki episode 4

“The last part”
Mr. Hirohashi, who had transferred to another school, had a favorite brother.
Yoshioka, a classmate whose face resembles his older brother, is suddenly invited to sleep in Hirohashi’s room.
When I woke up, Yoshioka was tied up in a chair and was handling things …“First and last happy memory”
A day when it rains heavily. Tomoe and Toru get soaked and return to the apartment.
Toru gets excited by Tomoe’s bra wet in the rain. As it is, the two are …