My Dear Agent Series by Ebino Bisque

Riichi, who is known as the frigid cold man, is an expert bodyguard who leads the security team in charge of a conglomerate's son. One day, he got appointed to mentor Tachibana, a skilled guy whose background information is unknown, and that very same day Tachibana said he used up all his paycheck and doesn't have a place to stay. Ended up mentoring both at work and his private time, started the days of Riichi being at a loss over how to deal with Tachibana... moreRiichi, who is known as the frigid cold man, is an expert bodyguard who leads the security team in charge of a conglomerate's son. One day, he got appointed to mentor Tachibana, a skilled guy whose background information is unknown, and that very same day Tachibana said he used up all his paycheck and doesn't have a place to stay. Ended up mentoring both at work and his private time, started the days of Riichi being at a loss over how to deal with Tachibana. Moreover, Tachibana seems to like him from their first meeting and tries to flirt with him day and night...?!Source: MU less

Riichi is a man everyone describes as being ice cold. He's a talented agent who manages bodyguards for the heir to a major financial conglomerate. One day, he's ordered to be a buddy for a bold but capable newbie who shows great promise, Tachibana. Tachibana uses up his salary right off the bat and says he doesn't even have an apartment to live in... moreRiichi is a man everyone describes as being ice cold. He's a talented agent who manages bodyguards for the heir to a major financial conglomerate. One day, he's ordered to be a buddy for a bold but capable newbie who shows great promise, Tachibana. Tachibana uses up his salary right off the bat and says he doesn't even have an apartment to live in. Riichi allows Tachibana to stay with him and orders him around both in his work and private lives, but every day, he has his hands full with Tachibana's nonsense. And on top of all of that, Tachibana fell in love with him at first sight and tries to seduce him day and night!The bold newbie and the calm and collected hottie — a BL story about an oddball buddy agent duo!This book contains sexual content and is intended for an audience aged 18 years and up. less

Professional bodyguard Riichi has recently entered his first relationship ever with Mario Tachibana, the mysterious newbie agent whom Riichi was tasked with training and housing. After discovering Tachibana is actually the illegitimate son of the conglomerate's CEO and his ward's secret brother, Riichi realizes there's a lot he likely doesn't know about his new partner... moreProfessional bodyguard Riichi has recently entered his first relationship ever with Mario Tachibana, the mysterious newbie agent whom Riichi was tasked with training and housing. After discovering Tachibana is actually the illegitimate son of the conglomerate's CEO and his ward's secret brother, Riichi realizes there's a lot he likely doesn't know about his new partner.When Tachibana starts acting more aloof and coming home late, Riichi can't help but worry that his boyfriend is hiding more secrets from him. Riichi has trained his entire life to maintain composure and keep a handle on any and all situations that may arise, but in this uncharted new territory, will he be able to protect his most precious first love?NOTE: This book contains sexual content and is intended for an audience aged 18 years and up. less

Professional bodyguard Riichi has recently entered his first relationship ever with Mario Tachibana, the mysterious newbie agent whom Riichi was tasked with training and housing. After discovering Tachibana is actually the illegitimate son of the conglomerate's CEO and his ward's secret brother, Riichi realizes there's a lot he likely doesn't know about his new partner... moreProfessional bodyguard Riichi has recently entered his first relationship ever with Mario Tachibana, the mysterious newbie agent whom Riichi was tasked with training and housing. After discovering Tachibana is actually the illegitimate son of the conglomerate's CEO and his ward's secret brother, Riichi realizes there's a lot he likely doesn't know about his new partner. When Tachibana starts acting more aloof and coming home late, Riichi can't help but worry that his boyfriend is hiding more secrets from him. Riichi has trained his entire life to maintain composure and keep a handle on any and all situations that may arise, but in this uncharted new territory, will he be able to protect his most precious first love? This book contains sexual content and is intended for an audience aged 18 years and up. less