A theatrical animation is in production!!
An extremely sweet youth romantic comedy between a popular girl and an outrageous boy!!
Limited edition release including original acrylic diorama & leaflet!

We decided not to meet outside until I was accepted into high school.
The two people have been unable to meet for many days due to preparing for the entrance exam and work.
Kyotaro, who suppresses his longing to see her and devotes himself to his studies.

But one night…
Just the two of us at the Yamadas' house?!
I'm caught up in that kind of atmosphere?!
Meanwhile, my sister's job hunting begins and the band she's in is on the verge of disbanding?!
Entrance exams, love, and family.

The environment surrounding Kyotaro is changing….
And what about Kyotaro and Yamada on Christmas when they can't meet?!

※ Limited edition composition
『The Dangerous Guy in My Heart 12』 single volume + 2 limited edition illustration cards + double-sided cover + leaflet (8 pages) + acrylic diorama