A volume in the Earthbound Series Volume IV of the Earthbound Series: Nykkyo, now a widower living with Suki's mom and her son, carries an incredible secret about her death. As New York recovers from the 9/11 attack, there is an outbreak of a fatal virus on Earth and one of his Floran co-workers dies. Nyk thinks the virus is of alien origin -- a biological weapon created by a faction on a rogue colony. He teams up with his ex-wife in a race against time to develop a cure before the separatists can unleash their plague.
A volume in the Earthbound Series Volume III of the Earthbound Series: Nykkyo proposes to Sukiko and she accepts. Meanwhile, Nyk's vindictive ex-wife Senta informs homeworld authorities of his involvement with an Earth woman -- something expressly forbidden. Nyk is confined to his planet and forbidden from having contact with Suki. He searches family records from the founding days of his world and finds a document that could clear his name. However, the same document reveals that Suki has less than a year to live.
A volume in the Earthbound Series Volume 2 of the Earthbound Series: Nykkyo adjusts to life on his adopted world and living with Sukiko. Meanwhile, authorities on his homeworld begin to question the actions of his friend Andra. They believe she is aiding Lexal, a rogue colony, prepare an invasion force. Nyk is asked to travel to Lexal and bring Andra to justice. Arriving on Lexal Nyk discovers things are not as they seem, and he finds himself in the midst of a civil war. He and Andra must run for their lives.