Boy Zurab Comic Disaster loves me too much (2) Chara COMICS

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

During the year leading up to the age of 18, Chihaya and Chikazane were to suffer 12 calamities.
However, from a small argument, Chikazane rejected Chihayao, saying, "Leave me alone!" Even at my part-time job, Chihayao was worried and irritated inside.
One day, at the office in Hizaki where I went out for delivery, I encountered a man with a gun who had a grudge against Hizaki!
"This is probably the second calamities! -- -"
My intuition was that Chikazane was shot to death defending Chihayao who had jumped into helping him?