4-go Keibi (yongou keibi) (2017)

Former police officer Asahina, a lighthearted young man, works for a security company. One day, he is appointed as a bodyguard and makes a team with middle-aged Ishimaru. He is a former company president labeled as coward for his cautious personality. Being opposed to each other; however, they undertake the task of personal protection together and come face-to-face with their past.