The host, Seiya, is secretly raising his sister's child, Tenma, after her sudden death. Tenma, who is as cute as an angel, is Seiya's only healing and loving existence.

But in the middle of the night in his luxurious apartment's elevator, the dangerous man who kisses him in a drunken stupor turns out to be his a neighbor...?!

Suspicious handsome writer x host who does not fall in love ♡ Parenting BL!!