Prior to being revealed as the serial rapist, Ian would be admitted to the hospital with a number of health problems. Being tended to by Becky, Ian would attempt to manipulate his daughter-in-law into getting back together with Tank as well as goading Tank into provoking a fight with Curtis Hannah by having Tank mock the death of Pixie. After being discharged, Ian wouldn't be heard from personally for another month until being admitted into hospital again. In the meantime, Ian would bludgeon former police officer Clint Allen (Ryan Lampp) for trying to identify the serial rapist. Upon admission into hospital again, Ian would claim his facial injuries were the result of walking into a door, which Curtis and Becky being certain his injuries were assault injuries inflicted by Tank. After being discharged again, Ian would attack and rape Zoe Carlson (Holly Shervey) causing severe injuries and a miscarriage of her baby. When Curtis tested Tank for DNA after catching Tank on CCTV footage near the park where Dawn was almost attacked weeks prior, Kate would identify Ian as the serial rapist as his AB+ blood type is a positive match as opposed to Tank's blood type. Becky would visit Ian to inform him of Tank being taken in for questioning and discover the bite marks Zoe left on Ian's arm while attempting to change his dressing on his wound. As Ian was attacking Becky, Kate would arrive and attack Ian for raping her sister. The police would then arrive, restrain Kate and arrest Ian. Upon arrest, it was revealed that Ian was guilty of several assaults which took place over the years in Ferndale, including one in 1993. Ian was eventually charged and is and was sentenced to prison. When he returns in December, he was found to be attacked in prison, and was admitted to Shortland Street. When he did, he was killed by a female assailant. Most probably Kylie due her double homicide. Although Claire was the prime suspect due to her motives and intentions. Kawe Osbourne, played by James Rolleston, first appeared on 25 July 2018. Kawe first arrived as the owner of a coffee cart causing Drew McCaskill's (Ben Barrington) cafe to lose business. It was revealed that Kawe was the nephew of Te Rongopai (Kim Garrett) and Pita Rameka (Jamie MacCaskill) and was hired due to his familial connections within the hospital. It also turned out that Kawe and Esther Samuels (Ngahuia Piripi) previously dated and split up when Kawe went to jail for a car accident he was responsible for previous to Esther working at Shortland Street.