Desertion is a grounds for divorce if it is deliberate, final, and has lasted at least 12 months with no reasonable expectation of reconciliation. The desertion could be actual desertion where one party leaves or expels the other spouse, by a forcible ejection. The desertion could also be constructive desertion, which includes a large number of acts, including cruelty or intolerable misconduct, unjustified refusal of intercourse, unjustified refusal to live separate from parents or other relations, abnormal sexual demands, attention to members of the opposite sex short of adultery, unjustified charges of infidelity, and homosexuality, when paired with a pattern of persistent conduct.