Complex sentence: Yuuta's constant contact with Deckard gives the robot a "heart," or personality; when Seimi is recruited as the "boss" of the "Brave Police" as a result, a true human/robot partnership occurs.
Split into simpler sentences: Yuuta's constant contact with Deckard gives the robot a "heart," or personality. When Seimi is recruited as the "boss" of the "Brave Police" as a result, a true human/robot partnership occurs.