Living under the same roof as someone who rejected you!? This is the premise of a housekeeper-themed omnibus series. Suzuki, who works for a housekeeping agency, finds himself assigned to a particularly troublesome client. To his surprise, he discovers that this client is none other than a former classmate who turned him down when he confessed his feelings back in high school! The series unfolds in the setting of a housekeeping agency, weaving together various stories. (Source: Mag Garden, translated)

Lena, the third princess of the Dazbel Kingdom, loves to draw. One day, she accidentally sends herself to a neighboring country while practicing teleportation magic, and ends up saving Prince Dill from assassins. While concealing their true identities, the two create precious memories together and promise to meet again before parting ways. Several years later, Lena's teleportation magic sets the wheel of fate in motion once more...

*Note: Includes one extra chapter.*

"I'm going to be in a relationship with my step-sister!" Wait, who decided that?! There was no way he was going to fall in love. Since that traumatic event from 2 years ago, he avoids love like the plague--When his dad gets remarried! Now he has 2 sisters?! This must be some joke!! Even though Aoba wants nothing to do with the sisters, they always find themselves in sticky situations. Can they open his "door" to love? The beginning of a juicy story bound to make life a home a very ending love battle!" (Source: Coolmic)

"The head of Isami Endo... Do you know about it?" Kai, which are weapons in the form of reanimated corpses, haunt the world... What will these men accomplish by manipulating the life and death of people...?

I swore in a place where stars couldn't be seen. That I would carve my own star into that night sky. [Original Novel](https://novelpia.com/novel/229672) Official English

Short manga volumes that were bundled with disc releases of anime adaptation.

The ultimate book that complements "Trinity Seven" such as character introduction and magic analysis! A special dialogue between Kenji Saito and Akinari Nao and a newly drawn comic are also posted. In addition, tribute illustrations drawn by super-luxury writers are also included!