The Springboks Sevens team emerged as the only unbeaten side left at the HSBC Cape Town Sevens after qualifying for the semi-finals with a 21-14 win over Great Britain.
The recent revelations from Sbu Nkosi about his mental health issues following his disappearance came as "a shock" to fellow Springbok teammate Ox Nche.
Bulls and Springbok winger Sbu Nkosi has admitted his recent disappearing act was due to mental health struggles, as the pressures of life and rugby were getting to be "too much".
The Springboks missed out on overtaking the All Blacks by a fraction as they finished the year in fourth place on the World Rugby rankings.
South Africa banished their Twickenham demons with a commanding 27-13 victory over a thoroughly outplayed England side on Saturday night.
England head coach Eddie Jones insists referees must be treated with respect as he couldn't resist taking a dig at South Africa's Director of Rugby Rassie Erasmus.